_lingua graeca latinā locupletior (copiosior, uberior) est_—the Greek
language is a richer one than the Latin.
_commercium linguae_—intercourse of speech.
_volubilitas, solutio linguae_—volubility.
_vitium orationis, sermonis_ or simply _vitium_—a mistake, solecism.
_saepe (crebro, multa) peccavit, erravit, lapsus est_—he has made
several mistakes.
_eiusdem linguae societate coniunctum esse cum aliquo_ (De Or. 3. 59.
223)—to be united by having a common language.
_orationis expertem esse_—to be unable to express one's ideas.
_sermo patrius_ (Fin. 1. 2. 4)—native tongue; vernacular.
_consuetudo sermonis, loquendi_—to usage of language.
_cotidiani sermonis usus_—the ordinary usage of language, everyday
speech.
_communis sermonis consuetudo_—the ordinary usage of language,
everyday speech.
_sermo familiaris et cotidianus_—the ordinary usage of language,
everyday speech.
_aliquid a consuetudine sermonis latini abhorret, alienum est_—the
expression is not in accordance with Latin usage.
_consuetudo vitiosa et corrupta_ (opp. _pura et incorrupta_)
_sermonis_—incorrect usage.
_incorrupta latini sermonis integritas_[1] (Brut. 35. 132)—pure,
correct Latin.
_sermo latinus_ (opp. _sermo parum latinus_) (cf. sect. VII. 2., note
_For the use of adverbs..._)—good Latin.
_latine loqui_ (Brut. 45. 166)—(1) to speak Latin, (2) to speak good
Latin (also _bene latine_), (3) to express oneself clearly.
_graece_ or _graeca lingua loqui_—to speak the Greek language.
_latinam linguam scire_ or _didicisse_—to know Latin.
_latine scire_—to know Latin.
_latine commentari_—to write treatises in Latin.
_aliquid e graeco in latinum (sermonem) convertere, vertere,
transferre_—to translate from Greek into Latin.
_Platonem vertere, convertere_—to translate Plato.
_ab_ or _de_ (not _ex_) _Platone vertere, convertere, transferre_—to
translate from Plato.
_ex Platonis Phaedone haec in latinum conversa sunt_—what follows has
been translated into Latin from Plato's Phaedo.
_aliquid (graeca) latine reddere_ or _sermone latino interpretari_—to
render something into Latin.
_ad verbum transferre, exprimere_—to translate literally, word for
word (not _verbo tenus_).
_verbum e verbo exprimere_—to translate literally, word for word (not
_verbo tenus_).
_verbum pro verbo reddere_—to translate literally, word for word (not
_verbo tenus_).
_totidem verbis transferre_—to translate literally, word for word (not
_verbo tenus_).
_his fere verbis, hoc fere modo convertere, transferre_—to translate
freely.
_liber (scriptoris) conversus, translatus_—the work when translated;
translation (concrete).
_interpretatio, translatio_ (not _versio_ or _conversio_)—the process
of translation.
_interpres_—the translator.
_leges dicendi_—the rules of speech, grammar.
_praecepta_[2] _grammaticorum_—the rules of speech, grammar.
_grammaticus_[3] (De Or. 1. 3. 10)—a linguist, philologian.
_emendate scribere_—to write correctly, in faultless style.
_latine scribere_[4] (Opt. Gen. Or. 2. 4)—to write good Latin.
[1] Cf. Cic. ad Herenn. 4. 12. 17 _latinitas est quae sermonem purum
conservat ab omni vitio remotum_.
[2] Not _regula_, which means a level, standard, e.g. _regula ad quam
iudicia rerum diriguntur_ (Cic.)
[3] The adverb _grammatice_ is used with _loqui, scribere_ = to speak,
write correctly; _grammatista_ and also _litterator_ are used of
elementary teachers.
[4] Cf. _latine docere philosophiam_, to teach philosophy in Latin;
Fin. 3. 12. 40 _latine scire_, to know Latin. (cf. ἑλληνιστὶ ξυνιέναι
Xen. Anab. 7. 6. 8). Also _latine didicisse, latine oblivisci_ (Caec.
22. 62), in which Dräger supposes an ellipse of _loqui_ or _dicere_.