favorable time, nick of time, golden opportunity.
~3.~ Necessity, need, exigency.
~4.~ Cause (_accidental_), ground, reason.
~Occasion~, _v. a._ ~1.~ Cause, produce, originate, breed, create,
bring about, give rise to, give occasion to, bring to pass, be the
cause of.
~2.~ Induce, influence, persuade, move.
~Occasional~, _a._ Incidental, accidental, casual, irregular.
~Occident~, _n._ West.
~Occidental~, _a._ Western.
~Occult~, _a._ Hidden, secret, unrevealed, unknown, undiscovered,
mysterious, mystic, mystical, recondite, cabalistic, latent, abstruse,
veiled, shrouded, under a cover, under a cloud.
~Occultation~, _n._ Eclipse.
~Occupancy~, _n._ Possession (_for the time_), tenure, holding, use,
occupation.
~Occupant~, _n._ Possessor (_for the time_), occupier, holder.
~Occupation~, _n._ ~1.~ Possession, holding, tenure, use, occupancy.
~2.~ Employment, business, calling, vocation, AVOCATION, profession,
pursuit, trade, craft, walk of life.
~Occupy~, _v. a._ ~1.~ Possess (_for the time_), keep, hold, have
possession of.
~2.~ Cover, fill, take up.
~3.~ Employ, busy, engage.
~Occur~, _v. n._ ~1.~ Appear, arise, offer, come into view, present
itself, be met with, meet the eye.
~2.~ Come to one's mind, come into one's head, flash on the mind.
~3.~ Befall, happen, fall out, take place, come about, come to pass.
~Occurrence~, _n._ Incident, event, accident, casualty, adventure,
affair, transaction, proceeding.
~Ocean~, _n._ Sea, main, deep, great deep, great sea, high sea.
~Oceanic~, _a._ Marine, pelagic.
~Octagon~, _n._ Eight-sided figure.
~Octagonal~, _a._ Eight-sided.
~Od~, _n._ Odyle, odyllic force.
~Odd~, _a._ ~1.~ Uneven, not divisible by 2.
~2.~ Unmatched, single (_of a pair or set_).
~3.~ Supernumerary, redundant, left over (_from a specified number_).
~4.~ Singular, strange, uncommon, eccentric, fantastic, whimsical,
peculiar, comical, droll, BIZARRE, grotesque, extravagant, out of the
way.
~Oddity~, _n._ Singularity, strangeness, queerness.
~Odds~, _n. sing. & pl._ Difference, disparity, inequality.
~Odds and ends~, Fragments, remnants, scraps, refuse, orts, off-
scourings.
~Ode~, _n._ Lyric poem.
~Odious~, _a._ ~1.~ Hateful, detestable, execrable, abominable,
shocking, disgusting, offensive, repulsive, obnoxious.
~2.~ Invidious.
~Odium~, _n._ ~1.~ Hatred, hate, dislike, disfavor, disesteem,
disaffection, enmity.
~2.~ Disapprobation, disapproval, censure, blame, condemnation.
~3.~ Dishonor, disgrace, shame, obloquy, opprobrium, scandal,
ignominy, infamy.
~Odontalgia~, _n._ (_Med._) Toothache.
~Odor~, _n._ Scent (_good or bad_), smell, perfume, fragrance,
redolence.
~Odoriferous~, _a._ Fragrant, perfumed, balmy, aromatic, sweet-
smelling, sweet-scented.
~Odorous~, _a._ Fragrant, perfumed, balmy, aromatic, sweet-smelling,
sweet-scented.
~Odyle~, _n._ Od, odyllic force.
~Œcumenical~, _a._ [Written also _Ecumenical_.] General (_applied
especially to Councils of the Church_), universal.
~Œsophagus~, _n._ Gullet.
~Off~, _prep._ ~1.~ Not on, not upon.
~2.~ Facing, fronting, against, opposite, opposite to.
~Off~, _a._ Most distant, on the farther side, on the right side.
~Off~, _ad._ Away.
~Offal~, _n._ ~1.~ Garbage.
~2.~ Waste, refuse, rubbish.
~Offence~, _n._ [Written also _Offense_.] ~1.~ Attack, assault,
aggression, onset (_as in the expression weapons of offence_).
~2.~ Displeasure, anger, indignation, wrath.
~3.~ Injury, injustice, affront, wrong, insult, indignity, outrage.
~4.~ Trespass, transgression, misdeed, delinquency, misdemeanor,
crime, sin.
~Offend~, _v. a._ ~1.~ Affront, displease, vex, chafe, annoy,
irritate, provoke, nettle, fret, gall, give offence to, make angry.
~2.~ Shock, wound, pain.
~Offend~, _v. n._ ~1.~ Give offence.
~2.~ Transgress, sin, do wrong, commit offence.
~Offender~, _n._ Transgressor, culprit, trespasser, criminal,
delinquent, malefactor, convict, felon.
~Offensive~, _a._ ~1.~ Aggressive, assailant, attacking, invading.
~2.~ Disgusting, nauseating, nauseous, sickening, loathsome, repulsive.
~3.~ Disagreeable, unpleasant, unpalatable, displeasing, revolting,
shocking, abominable, detestable, hateful, execrable, obnoxious.
~Offer~, _v. a_. ~1.~ Present, tender, exhibit, proffer, extend, hold
out.
~2.~ Furnish, propose, propound, show, give.
~3.~ Sacrifice, immolate.
~4.~ Bid (_as price_).
~Offer~, _v. n._ ~1.~ Occur, present itself, be at hand.
~2.~ Volunteer, propose, make an offer.
~Offer~, _n._ ~1.~ Proposal, proposition, proffer, tender, overture.
~2.~ Bid.
~Offering~, _n._ Sacrifice, oblation.
~Off-hand~, _a._ Unpremeditated, unstudied, impromptu, extempore.
~Off-hand~, _ad._ Extempore, impromptu, at the moment, on the spur of
the moment, without premeditation or study.
~Office~, _n._ ~1.~ Station (_conferred by authority_), post,
situation, place, BERTH.
~2.~ Charge, trust, business, employment, duty, service, function,
capacity.
~3.~ Place of business, counting-room, bureau.
~Officer~, _n._ Official, functionary, magistrate.
~Official~, _a._ Authoritative, by authority.
~Official~, _n._ Functionary, officer, magistrate.
~Officious~, _a._ Meddlesome, interfering, intermeddling, obtrusive,
busy, pragmatical.
~Offscouring~, _n._ Refuse, sweepings, dirt, scum, dross, recrement,
rubbish.
~Offset~, _n._ ~1.~ Sprout, shoot, slip, branch, offshoot, twig, scion.
~2.~ Counterpoise, counterbalance, set-off, equivalent.
~Offshoot~, _n._ Shoot, brunch, OFFSET.
~Offspring~, _n._ Issue, progeny, child or children, descendant or
descendants, posterity.
~Of old~, Anciently, a long while ago, in the olden time, in ancient
times, in days of yore, long ago, in days long gone.
~O for~, O that I had, would that I had.
~Oft~, _ad._ [_Poetical._] OFTEN, frequently.
~Often~, _ad._ Frequently, repeatedly, not seldom, many times, not
rarely.
~Of the first water~, Of the first or highest excellence (_said of a
gem_).
~Ogee~, _n._ (_Arch._) Cyamatium, cyma.
~Ogle~, _n._ Side glance.
~Ogre~, _n._ Spectre, goblin, hobgoblin, bugbear, POKER, BUGABOO,
frightful object.
~Oil of vitriol~, Sulphuric acid, vitriolic acid.
~Oil-plant~, _n._ Sesame, benne.
~Oiliness~, _n._ Unctuousness.
~Oily~, _a._ Unctuous, greasy, oleaginous, sebaceous, adipose, fatty,
fat.
~Ointment~, _n._ Unguent.
~Okra~, _n._ Gumbo (_Abelmoschus esculentus_).
~Old~, _a._ ~1.~ Aged, elderly, not young, of advanced age, advanced
in years.
~2.~ Ancient, antique, antiquated, old-fashioned, olden, not modern.
~3.~ Of long date, not new.
~4.~ Going to decay, worn out.
~Olden~, _a._ [_Rare._] Ancient, old, not modern.
~Old-fashioned~, _a._ Antiquated, antique, ancient, old, archaic, out
of fashion, out of date, fallen into desuetude.
~Old-time~, _a._ Former, quondam, late, CI-DEVANT, in former times.
~Old-womanish~, _a._ Anile, aged, doting, imbecile, decrepit,
superannuated.
~Oleaginous~, _a._ Oily, unctuous, greasy, sebaceous, adipose, fatty,
fat.
~Olibanum~, _n._ FRANKINCENSE (_of the ancients_).
~Olio~, _n._ Medley, mixture, jumble, farrago, hodge-podge, hotch-
potch, miscellany, salmagundi, gallimaufry, OLLA PODRIDA, POT-POURRI.
~Olla podrida~, [Sp.] Mixture, medley, OLIO.
~Ombrometer~, _n._ Rain-gauge, pluviameter, udometer.
~Omen~, _n._ Prognostic, presage, augury, foreboding, portent,
auspice, sign.
~Omentum~, _n._ (_Anat._) Caul, epiploön.
~Ominous~, _a._ Portentous, monitory, premonitory.
~Omission~, _n._ Failure, neglect, default.
~Omit~, _v. a._ ~1.~ Leave out, not mention.
~2.~ Neglect, miss, let slip, let go, pass by.
~Omnipotence~, _n._ ~1.~ Almighty power.
~2.~ GOD, The Omnipotent.
~Omnipotent~, _a._ Almighty, all-powerful.
~Omnipotent~, _n._ [With _The_ prefixed.] GOD, The Almighty.
~Omnipresence~, _n._ Ubiquity, universal presence.
~Omnipresent~, _a._ Ubiquitous, universally present.
~Omniscience~, _n._ ~1.~ Infinite wisdom, boundless knowledge.
~2.~ GOD, The Omnipotent.
~Omniscient~, _a._ Infinitely wise, all-wise, all-knowing.
~Omnivorous~, _a._ All-devouring, pantophagous.
~On~, _prep._ Upon.
~On~, _ad._ Forward.
~On account of~, By reason of, by virtue of, in consequence of.
~On all fours~, ~1.~ On lour legs.
~2.~ Evenly balanced, quite parallel, quite symmetrical.
~On all hands~, By all parties, by everybody.
~On an average~, Taking a mean of all cases, taking the average.
~Onanism~, _n._ Masturbation, self-pollution, self-abuse, secret vice.
~On a par~, On a level, on an equality.
~Once~, _ad._ ~1.~ For one time.
~2.~ Formerly, in former times.
~On-dit~, _n._ [Fr.] Rumor, report, bruit, the town talk, flying report.
~One~, _a._ ~1.~ Single, individual.
~2.~ The same.
~3.~ United, undivided.
~One~, _n._ ~1.~ Unit.
~2.~ Individual, person, human being.
~One-berry~, _n._ True-love, herb-paris (_Paris quadrifolia_).
~One day~, Some day, sooner or later, one of these days.
~On end~, Erect, upright.
~One of these days~, Some day, one day, sooner or later.
~Onerous~, _a._ Burdensome, oppressive, heavy, weighty, laborious,
toilsome, operose, hard, difficult.
~On exhibition~, Displayed, exhibited, on view.
~On hand~, In possession, in store.
~On horseback~, On a horse's back, riding a horse.
~On-looker~, _n._ Spectator, beholder, observer, by-stander, looker-on.
~Only~, _a._ Sole, solitary, alone, single, this and no other.
~Only~, _ad._ ~1.~ Merely, barely, simply, and nothing else.
~2.~ Solely, singly.
~On one's own hook~, [_Colloquial, U. S._] On one's own account, by
one's self.
~On the qui vive~, On the alert.
~On sale~, For sale, to be sold, offered for sale.
~Onset~, _n._ Attack, assault, charge, storm, storming, first brunt.
~Onslaught~, _n._ Attack, assault, charge, storm, storming, first brunt.
~On stilts~, Pretentious, pompous, bombastic.
~On tap~, Tapped, broached, abroach.
~On the alert~, Watching, watchful, attentive, vigilant, on the look
out.
~On the anvil~, In preparation, in progress, in process.
~On the contrary~, ~1.~ In opposition, on the other side.
~2.~ So far from being so it is just the reverse, it is quite otherwise.
~On the docket~, [_Colloquial._] In hand, under consideration.
~On the look out~, Watchful, ON THE ALERT.
~On the mending hand~, Convalescent, getting better.
~On the passage~, On the way (_especially by sea_), EN ROUTE.
~On the score of~, On account of.
~On the sly~, [_Colloquial._] Furtively, slyly.
~On the spot~, Immediately, at once, upon the spot.
~On the way~, ON THE PASSAGE, EN ROUTE.
~On the whole~, All things considered, in view of all the
circumstances, taking every thing into account, upon the whole.
~On the wing~, Flying.
~On tick~, [_Colloquial._] On credit.
~On view~, ON EXHIBITION.
~Onward~, _ad._ Forward, in advance.
~Onwards~, _ad._ Forward, in advance.
~Oolite~, _n._ Roestone.
~Ooze~, _n._ Mire, slime, mud.
~Ooze~, _v. n._ Percolate, filter, transude, exude, strain.
~Oozy~, _a._ Miry, slimy, muddy.
~Opacity~, _n._ Opaqueness, want of transparency.
~Opaque~, _a._ Not transparent.
~Opaqueness~, _n._ Opacity, want of transparency.
~Ope~, _v. a. & n._ [_Poetical._] Open.
~Open~, _v. a._ ~1.~ Unclose, OPE, lay open.
~2.~ Exhibit, explain, reveal, interpret, disclose, make manifest,
bring to view.
~3.~ Begin, commence, enter upon.
~Open~, _v. n._ ~1.~ OPE, cleave, part, be unclosed, be parted, be
sundered, be severed.
~2.~ Come into view, begin to appear.
~3.~ Begin, commence.
~Open~, _a._ ~1.~ Unclosed, not shut.
~2.~ Expanded, extended, broad, not folded, not contracted.
~3.~ Frank, unreserved, candid, ingenuous, undisguised, undesigning,
artless, undissembling, sincere, guileless, fair, honest, single-
minded, above-board, open-hearted.
~4.~ Liberal, generous, munificent, bountiful, open-handed.
~5.~ Exposed, unprotected, undefended.
~6.~ Public, unrestricted, clear, unobstructed, free to all.
~7.~ Unsettled, undetermined, not adjusted.
~8.~ Mild, moderate, not frosty, not cold.
~Open-handed~, _a._ Generous, liberal, munificent, bountiful.
~Open-hearted~, _a._ Candid, frank, artless, guileless, open.
~Opening~, _n._ ~1.~ Aperture, hole, orifice, perforation, breach,
chasm, cleft, gap, fissure, rent, rift, flaw.
~2.~ Beginning, commencement.
~3.~ Opportunity, chance.
~Opera-glass~, _n._ Lorgnette.
~Operate~, _v. n._ [Followed by _on_ or _upon_.] Act, work, have
effect, have influence.
~Operation~, _n._ ~1.~ Action, agency, force, influence, effect.
~2.~ Performance, procedure, process, proceeding, manipulation.
~3.~ Movement, motion, manœuvre.
~Operative~, _a._ ~1.~ Acting, active, in action, in operation.
~2.~ Effective, efficient, effectual, efficacious, serviceable.
~Operative~, _n._ Laborer, artisan, laboring man, common workman.
~Operator~, _n._ Doer, actor, performer, agent, executor.
~Operose~, _a._ Laborious, toilsome, hard, onerous, burdensome,
difficult, tedious, wearisome, IRKSOME.
~Ophite~, _n._ (_Min._) Serpentine, green porphyry.
~Ophthalmia~, _n._ [L.] OPHTHALMY.
~Ophthalmy~, _n._ (_Med._) Ophthalmia, inflammation of the eye.
~Opiate~, _n._ Anodyne, narcotic, sedative.
~Opine~, _v. n._ [_Obsolete or colloquial._] Think, judge, believe,
suppose, conceive, apprehend, fancy, WEEN, presume, take it, be of
opinion, have an opinion.
~Opinion~, _n._ ~1.~ Judgment, notion, view, belief, idea, conception,
impression, sentiment.
~2.~ Estimate.
~Opinionated~, _a._ Conceited, dogmatical, opinionative, stiff or
stubborn in opinion.
~Opinionative~, _a._ OPINIONATED.
~Opponent~, _n._ Antagonist, adversary, rival, competitor, enemy, foe,
adverse party.
~Opportune~, _a._ Seasonable, convenient, timely, fit, suitable,
favorable, propitious, auspicious, fortunate, lucky, APROPOS, well-
timed, to the purpose.
~Opportunely~, _ad._ Seasonably, in the nick of time, all in good
time, in the fulness of time.
~Opportunity~, _n._ Chance; fit, suitable, or favorable time; good
chance, fitting occasion, nick of time.
~Oppose~, _v. a._ ~1.~ Resist, withstand, contravene, thwart, oppugn,
combat, strive against, set one's face against, make a stand against.
~2.~ Contradict, gainsay, deny.
~Opposing~, _a._ Conflicting, counteracting, antagonistic, adverse,
opposite, hostile, inimical.
~Opposite~, _a._ ~1.~ Facing, over against.
~2.~ Contrary, repugnant, diverse, unlike, incompatible, inconsistent.
~3.~ Adverse, opposed, opposing, antagonistic, hostile, inimical.
~Opposition~, _n._ ~1.~ Contrariety, repugnance, diversity,
inconsistency.
~2.~ Counteraction, hostility, resistance.
~Oppress~, _v. a._ ~1.~ Overburden, crush, overwhelm, overpower, weigh
heavily upon, bear hard upon.
~2.~ Persecute, wrong, maltreat, treat cruelly, tyrannize over.
~Oppression~, _n,_ ~1.~ Hardship, misery, suffering, calamity.
~2.~ Tyranny, severity, cruelty, injustice, persecution.
~Oppressive~, _a._ ~1.~ Heavy, overwhelming, overpowering.
~2.~ Tyrannical, cruel, severe, hard, rigorous, inhuman, grinding,
galling.
~3.~ Close, uncomfortable.
~Oppressor~, _n._ Tyrant.
~Opprobrious~, _a._ ~1.~ Reproachful, scurrilous, abusive,
vituperative, insolent, condemnatory, damnatory, scandalous,
contemptuous, offensive, insulting.
~2.~ Infamous, despised, shameful, dishonorable, disgraceful,
disreputable.
~Opprobrium~, _n._ Reproach, disgrace, infamy, ignominy, obloquy, odium.
~Oppugn~, _v. a._ Assail, attack, combat, resist, oppose, thwart,
contravene, withstand, strive against.
~Optic~, _a._ Visual.
~Optical~, _a._ Visual.
~Option~, _n._ Choice, election, preference.
~Optional~, _a._ Discretional, elective.
~Opulence~, _n._ Wealth, affluence, riches, fortune, independence,
easy circumstances, ample means.
~Opulent~, _a._ Wealthy, rich, affluent, flush, moneyed, well off.
~Oracle~, _n._ ~1.~ Divine communication.
~2.~ (_Jewish History._) Sanctuary, Holy of Holies.
~3.~ (_Greek History._) Deity or god (_from whom divine communications
come_).
~4.~ Sage, prophet, Solomon, Nestor, wise man, master mind, shining
light.
~Oracular~, _a._ ~1.~ Prophetic, dogmatical, authoritative, magisterial.
~2.~ Sage, wise, grave, venerable.
~Oral~, _a._ Spoken, verbal, nuncupative, parole, not written.
~Orally~, _ad._ By word of mouth.
~Oration~, _n._ Discourse, address, speech, HARANGUE.
~Orator~, _n._ Public speaker.
~Oratorical~, _a._ Rhetorical.
~Oratory~, _n._ Eloquence, art of speaking well (_in public_).
~Orb~, _n._ ~1.~ Globe, sphere, ball.
~2.~ Circle, orbit.
~Orbicular~, _a._ ~1.~ Spherical, globular, globated, globous, globose.
~2.~ Circular.
~Orbit~, _n._ ~1.~ Orb, circular path (_of a celestial body_).
~2.~ (_Anat._) Cavity of the eye.
~Orchestra~, _n._ ~1.~ Place for musicians (_as in a theatre_).
~2.~ Band of instrumental musicians (_in an orchestra_).
~Orchotomy~, _n._ (_Med._) Emasculation, castration.
~Ordain~, _v. a._ ~1.~ Appoint, call, elect, consecrate, destine, set
apart.
~2.~ Establish, institute, regulate, set in order, arrange.
~3.~ Decree, enact, order, prescribe, enjoin.
~Ordeal~, _n._ Trial, test, touchstone, proof, assay, experiment.
~Order~, _n._ ~1.~ Method, regularity, symmetry, regular arrangement.
~2.~ Fit condition, proper state.
~3.~ Regulation, rule, canon, prescription, law, standing rule.
~4.~ Mandate, precept, injunction, command, direction, instruction,
bidding.
~5.~ Rank, class, grade, degree.
~6.~ (_Bot._) Family, tribe.
~7.~ (_Zoöl._) Sub-class, subordinate class.
~Order~, _v. a._ ~1.~ Regulate, arrange, systematize, adjust, methodize.
~2.~ Manage, conduct, carry on.
~3.~ Command, instruct, direct, bid, require, give an order to.
~Orderly~, _a._ ~1.~ Regular, methodical, systematic.
~2.~ Peaceable, quiet, well behaved.
~Orders~, _n. pl._ Holy orders, office of the Christian ministry, the
sacred profession.
~Ordinance~, _n._ ~1.~ Decree, edict, law, enactment, statute.
~2.~ Rite, ceremony, observance, sacrament.
~Ordinarily~, _ad._ Commonly, usually, generally.
~Ordinary~, _a._ ~1.~ Common, usual, customary, habitual, settled,
established, wonted, every day.
~2.~ Mean, vulgar, low, inferior.
~3.~ Plain, ugly, homely, inelegant, ill-looking, not handsome, not
fine.
~Ordinary~, _n._ Eating-house (_where a meal is offered at a settled
price_), TABLE D'HÔTE, public table.
~Ordination~, _n._ Consecration, induction, institution.
~Ordnance~, _n._ Cannon, great guns.
~Ordure~, _n._ Dung, excrement, fæces.
~Organ~, _n._ Instrument, means, medium.
~Organic~, _n._ Radical, fundamental, constitutional.
~Organical~, _n._ Radical, fundamental, constitutional.
~Organism~, _n._ ~1.~ Organic structure.
~2.~ Organization, organized being, organized existence.
~Organization~, _n._ ~1.~ Construction, constitution, organizing,
forming, making.
~2.~ Organism, organized being, organized existence.
~Organize~, _v. a._ Constitute (_by assignment of parts_), dispose or
arrange in parts (_for special functions_), construct, form, make.
~Orgies~, _n. pl._ Revels, bacchanals, saturnalia, carousal, revelry,
wassail, debauch, drunken bout.
~Orient~, _a._ ~1.~ Eastern, oriental.
~2.~ Bright, shining, glittering, sparkling, brilliant.
~Orient~, _n._ East.
~Oriental~, _a._ Eastern, orient.
~Orifice~, _n._ Hole, aperture, perforation, pore.
~Origin~, _n._ ~1.~ Source, rise, spring, beginning, commencement,
birth, cradle, original, fountain-head, starting-point.
~2.~ Cause, occasion.
~Original~, _a._ ~1.~ Primitive, aboriginal, primeval, primary,
primordial, pristine, first.
~2.~ Inventive, creative.
~Original~, _n._ ~1.~ Source, spring, origin, cause.
~2.~ Archetype, model, pattern, type, prototype, protoplast, exemplar,
first copy.
~3.~ [_Colloquial._] Oddity, eccentric person.
~Originate~, _v. a._ Create, breed, bring into existence, be the
author of, be the cause of, give rise to.
~Originate~, _v. n._ Arise, rise, begin, spring, proceed, emanate,
flow, take its rise.
~Originator~, _n._ Inventor, author, maker, creator, father, former,
first cause.
~Orison~, _n._ Prayer, supplication, petition, solicitation.
~Ormolu~, _n._ Mosaic gold.
~Ornament~, _n._ Embellishment, decoration, adornment.
~Ornament~, _v. a._ Decorate, adorn, embellish, beautify, garnish,
bedeck, grace, emblazon.
~Ornamental~, _a._ Embellishing, serving for ornament, TOPIARY.
~Ornate~, _a._ Ornamented, embellished, decorated, bedecked.
~Orrery~, _n._ Planetarium.
~Orthoclase~, _n._ Felspar.
~Orthodox~, _a._ Sound (_in religious opinions_), of the true faith,
not heretical.
~Orthodoxy~, _n._ True faith, soundness of doctrine.
~Orthogonal~, _a._ Rectangular, right-angled.
~Orthography~, _n._ Spelling.
~Oscillate~, _v. n._ Swing, vibrate, move to and fro, move backward
and forward.
~Oscillation~, _n._ Vibration, swinging, nutation.
~Oscillatory~, _a._ Vibratory, swinging, oscillating, vibrating.
~Oscitate~, _v. n._ Gape, yawn.
~Osier~, _n._ ~1.~ Willow.
~2.~ Wicker, withe, willow twig.
~Osseous~, _a._ Bony.
~Ossuary~, _n._ Charnel-house.
~Ostensible~, _a._ ~1.~ Shown, declared, avowed, assigned, manifest,
apparent, exhibited, presented, visible.
~2.~ Specious, plausible, colorable.
~Ostentation~, _n._ Display, show, parade, flourish, dash, pomposity,
pompousness, pageantry, high pretension.
~Ostentatious~, _a._ Boastful, vain, showy, dashing, flaunting,
pompous, vainglorious, fond of display.
~Ostentatiously~, _ad._ Showily, pompously, boastfully, with a
flourish of trumpets, with beat of drum.
~Ostracism~, _n._ Banishment, expulsion, exclusion, excommunication.
~Ostracize~, _v. a._ Banish, exile, put under the ban.
~Otalgia~, _n._ (_Med._) Ear-ache.
~Otalgy~, _n._ (_Med._) Ear-ache.
~Ottoman~, _n._ Turk.
~Ottoman~, _a._ Turkish.
~Oust~, _v. a._ Eject, expel, dislodge, turn out.
~Out and out~, ~1.~ [_Adverbially._] Completely, thoroughly, utterly.
~2.~ [_Adjectively._] Complete, thorough, consummate, unqualified.
~Out-balance~, _v. a._ Overweigh, overbalance, overpoise.
~Outbreak~, _n._ ~1.~ Eruption, explosion.
~2.~ Riot, row, fray, affray, broil, conflict, breach of the peace.
~Outburst~, _n._ Eruption, outbreak.
~Outcast~, _n._ ~1.~ Exile.
~2.~ Reprobate, castaway, vagabond, Pariah, abandoned wretch.
~Outcrop~, _n._ (_Geol._) Basseting, cropping out.
~Outcry~, _n._ ~1.~ Cry, scream, screech, yell.
~2.~ Clamor, vociferation, HALLABALOO, noise, hue and cry.
~Outdo~, _v. a._ Excel, surpass, exceed, beat, outstrip, outvie,
outgo, go beyond, be superior to.
~Out-doors~, _ad._ Abroad, out-of-doors, in the open air, out of the
house.
~Outer~, _a._ Exterior, external.
~Outface~, _v. a._ Brave, look out of countenance, stare down.
~Outfit~, _n._ Equipment.
~Outflow~, _n._ Efflux, effusion, flow, out-pouring.
~Outgo~, _v. a._ ~1.~ Outstrip, go beyond.
~2.~ Surpass, excel, exceed, outdo, outvie, beat, be superior to.
~Outgo~, _n._ Expenditure, outlay.
~Out-Herod Herod~, Be very extravagant, overdo the matter.
~Outlandish~, _a._ ~1.~ Foreign, strange, exotic, alien, not native,
not domestic, from abroad.
~2.~ Barbarous, rustic, boorish, rude, clownish.
~Outlaw~, _n._ Robber, bandit, brigand, freebooter, highwayman,
marauder.
~Outlay~, _n._ Expenditure, outgo.
~Outlet~, _n._ Exit, egress, vent.
~Outline~, _n._ ~1.~ Contour.
~2.~ Sketch, plan, draft, delineation, drawing, rough draft.
~Outlive~, _v. a._ Survive, live longer than.
~Outlook~, _n._ ~1.~ Watch.
~2.~ Prospect, view, sight.