babil-i = to chatter, babble.
bagatel-o = trifle, bagatelle.
bal-o = ball (dance).
bak-i = to bake.
bala-i = to sweep (a floor, etc.).
balanc-i = (trans.), to balance, poise; --i la kapon, to nod the head.
baldaux = (adv.), soon.
balen-o = whale.
ban-i = (trans.), to bathe.
banan-o = banana.
bandagx-i = to bandage.
bank-o = bank (financial).
bankrot-i = to become bankrupt, fail.
bant-o = bow (of ribbon).
bar-i = (trans.), to bar, to obstruct.
barakt-i = to wrestle, struggle.
barb-o = beard.
barbar-o = barbarian.
barel-o = barrel.
bariton-o = barytone.
bas-o = bass (voice).
baston-o = stick.
bat-i = to beat.
batal-i = to fight, battle.
batat-o = sweet potato.
bedauxr-i = to regret.
bek-o = beak, bill.
bel-a = beautiful, handsome.
belg-o = Belgian.
ben-i = to bless.
benk-o = bench.
ber-o = berry.
best-o = animal, beast.
bet-o = beet.
bezon-i = to need, want.
bibliotek-o = library.
bicikl-o = bicycle.
bien-o = land, property, estate.
bier-o = beer.
bifstek-o = beefsteak.
bild-o = picture, image.
bilet-o = ticket, note; bank--, bank-note, bill.
bird-o = bird.
bis = (adv.), once more, a second time, encore.
biskvit-o = biscuit.
blank-a = white.
blek-i = to neigh, bleat, give its cry (of any animal).
blind-a = blind.
blov-i = to blow.
blu-a = blue (color).
bluz-o = blouse.
bo- = prefix expressing relationship by marriage (277).
boat-o = boat.
boj-i = to bark (of dogs).
bol-i = (intrans.), to boil.
bombon-o = bonbon, sweet.
bon-a = good; --veni, to welcome.
bor-i = to bore (holes).
bord-o = shore, bank, edge (of rivers, etc.).
Boston-o = Boston.
bot-o = boot.
botel-o = bottle.
bov-o = ox; --ajxo, beef; --idajxo, veal; --viro, bull.
brak-o = arm (of the body).
brancx-o = branch, bough.
brand-o = brandy.
brasik-o = cabbage; (florbrasiko), cauliflower.
brav-a = brave.
bret-o = shelf, bracket.
brid-o = bridle (of harness).
brik-o = brick, tile.
bril-i = to shine (116).
Brit-o = Briton.
brod-i = to embroider.
bronz-o = bronze.
bros-i = to brush.
brosxur-o = pamphlet, brochure.
brov-o = eyebrow.
bru-o = noise.
brul-i = (intrans.), to burn (275).
brun-a = brown.
brut-o = cattle, dumb animal.
bub-o = street arab, gamin.
bucx-i = to slaughter, butcher.
buf-o = toad.
buk-o = buckle (metal).
buked-o = bouquet.
bukl-o = curl, ringlet (of hair).
bulb-o = onion, bulb.
bulgar-o = Bulgarian.
bulk-o = roll (bread).
bulvard-o = boulevard.
burgxon-o = bud, young shoot.
busx-o = mouth.
buter-o = butter.
butik-o = shop, store.
buton-o = button.