Latin words first recorded in the 3rd century BC

It is from Latin impius (“undutiful, irreverent”) + -tās. Priscian already asked whether it should rather be derived from in- and pietās (“dutiful respect”). impius is the negative of pius…

It is from Latin in- (“not”) + piger (“sluggish”). De Vaan traces piger to Proto-Italic *pig-ro- (“inactive”) and finds no etymology for the root.

It is from Latin impiger (“active, energetic”) + -ē. That adjective is the negative of piger (“sluggish”), which de Vaan traces to Proto-Italic *pig-ro- (“inactive”); the further origin of the root…

It is formed from Latin in- + plicō (“to fold”), matching Ancient Greek ἐμπλέκω (emplékō, “to entwine”). De Vaan takes ⟨plicō⟩ as a back-formation from compound verbs in ⟨-plicō⟩, which go back to…

It is formed from Latin in- + plōrō (“to cry out, wail”). De Vaan finds no etymology for ⟨plōrō⟩, and finds Szemerényi's derivation from a dissimilated *prōrō unlikely. The TLL compares the…

It is from Latin impluō (“to rain into”) + -ium (“noun suffix”), from in- and pluō (“to rain”). De Vaan traces that verb to Proto-Italic *plow-e/o- (“to rain”), from Proto-Indo-European *pleu-e/o-…

It is from Latin importūnus (“unsuitable, troublesome”) + -tās. De Vaan derives that adjective from portus (“harbour”), which goes back to Proto-Indo-European *pr-tu- (“crossing, ford”).

It is from Latin in- + prānsus, the negative prefix with the participle of prandeō (“to eat one's morning meal”). De Vaan lists it among the derivatives of prandium (“morning or midday meal”), which…

It is from Latin improbus (“bad, wicked”) + -ē, the adverb of the adjective. The adjective is the negative of probus (“good, upright”), which de Vaan traces to Proto-Italic *pro-f(w)-o-…

It is from Latin imprōvīsus (“unforeseen”) + -ō. imprōvīsus is the negative of the participle of prōvideō (“to foresee”), a compound of videō (“to see”), which de Vaan traces to Proto-Italic *wid-ē-…

It is formed from Latin in- (“not”) + prōvīsus, the participle of prōvideō (“to foresee”). De Vaan derives ⟨videō⟩ from Proto-Italic *wid-ē- (“to see”) and Proto-Indo-European *uid-eh₁- (“to see”)…

It is formed from Latin in- (“not”) + prūdēns (“foreseeing, wise”). De Vaan explains ⟨prūdēns⟩ as a regular contraction of ⟨*prōvidēns⟩, from prōvideō (“to foresee”), and derives videō (“to see”)…

It is formed from Latin in- (“not”) + pudēns (“modest, bashful”), ⟨pudēns⟩ being the present participle of pudeō (“to make ashamed”). De Vaan reconstructs Proto-Italic *pudē- (“to be ashamed”) but…

It is from Latin impudīcus (“shameless, unchaste”) + -itia, modelled on its opposite pudīcitia (“chastity”). impudīcus is the negative of pudīcus (“chaste”).

It is formed from Latin in- (“not”) + pudīcus (“modest, chaste”), the negative prefix. Isidore derived it from pōdex (“anus”).

It is from Latin impellō (“to strike against, drive on”) + -tor. De Vaan lists it, with ⟨impellere⟩, among the compounds and derivatives of pellō (“to push, drive”), which goes back to Proto-Italic…

It is from Latin impellō (“to push against, drive”) + -tus, a noun of action; Wiktionary links it with the perfect passive participle of the verb. The verb is in- and pellō (“to push”), which de…

It is from Latin in- (“not”) + pūrus (“pure, clean”).

It is from Latin in- + amābilis (“lovable”). That adjective is formed from amō (“to love”), which de Vaan traces to Proto-Italic *ama- (“to take, hold”) and Proto-Indo-European *h₃mh₃- (“to take…

It is from Latin in- + ambulō (“to walk”). The simple verb ambulō goes back to Proto-Italic *ala- (“to wander”) and Proto-Indo-European *h₂elh₂- (“to wander”).

It is formed from Latin in- + audiō, from the prefix of direction and audiō (“to hear”). The archaic form ⟨indaudiō⟩, with the prefix indu-, is regular in Plautus. The simple verb goes back to…

It is from Latin in (“into”) + cassus (“empty”), from the phrase ⟨in cassum⟩, “into the empty”. Wiktionary connects cassus with careō (“to lack”) and castus (“pure”), perhaps from…

It is from Latin in- + cēnātus (“having dined”), the negative of the participle of cēnō (“to dine”); Köbler refers it to cēna (“dinner”).

It is from Latin incipiō (“to begin”), the neuter of its participle, used as a noun. The verb is formed from in- and capiō (“to take”). De Vaan traces ⟨capiō⟩ to Proto-Italic *kap-i- and either…

It is formed from Latin in- + certus (“fixed, certain”). The TLL compares Ancient Greek ἄκριτος (ákritos, “undecided”). De Vaan explains certus as the old past participle of cernō “to distinguish”…

It is from Latin incestus (“impure, unholy”), with the verbal suffix -ō. The adjective is formed from in- (“not”) and castus (“pure, chaste”).

It is formed from Latin in- + capiō (“to take”), first “to take in hand, lay hold of”. De Vaan traces capiō to Proto-Italic *kapi- (“to seize”), from Proto-Indo-European *kh₂p-i- or a…

It is from Latin in- + clāmō (“to shout”). clāmō goes back to Proto-Italic *klām-o/ā- (“shout, shouting”) and Proto-Indo-European *klh₁-m(o)-. The TLL quotes Festus' epitome to the effect that ⟨in-⟩…

It is formed from Latin in- (“in, towards”) + -clīnō, compare acclīnō (“to lean against”). De Vaan traces ⟨-clīnō⟩ to Proto-Italic *kl(e)ine/o- and the nasal present Proto-Indo-European *ḱl-n(e)-i-…

It is from Latin in- (“not”) + cōgitātus (“thought”), the perfect passive participle of cōgitō (“to think”). De Vaan lists that verb among the derivatives of agō (“to drive, do”).

It is formed from Latin incolō (“to inhabit”) + -a. The verb is a compound of in- (“in”) and colō (“to dwell, till”), which de Vaan traces to Proto-Italic *kʷele/o- and Proto-Indo-European *kʷelh₁-…

It is formed from Latin in- (“in”) + colō (“to till; to dwell”). De Vaan traces ⟨colō⟩ to Proto-Italic *kʷele/o- and Proto-Indo-European *kʷelh₁-e/o- (“to go round”), cognate with Sanskrit चरति…

It is from Latin incommodus (“inconvenient, troublesome”), its neuter, used as a noun. incommodus is in- (“not”) and commodus (“convenient”), which de Vaan lists among the words formed on modus…

It is from Latin in- (“not”) + commodus (“convenient, suitable”). De Vaan lists it with commodus under modus “measure”, which he traces to Proto-Italic *medo- (“measure, judgement”) and…

It is from Latin in- (“not”) + cōnsultus (“considered, consulted”), the negative prefix with the participle of cōnsulō (“to deliberate, consult”). De Vaan lists it among the derivatives of cōnsulō…

It is from Latin in- + continēns (“holding together, self-restrained”), the participle of contineō (“to hold together”) with the negative prefix. That verb is formed from con- and teneō (“to hold”)…

It is from Latin increpō (“to make a noise at, rebuke”) + -itō. increpō is a compound of in- and crepō (“to rattle, creak”), which de Vaan traces to Proto-Italic *krepa- and Proto-Indo-European…

It is formed from Latin in- + crepō (“to rattle, crack”). De Vaan traces crepō to Proto-Italic *krepa- and Proto-Indo-European *ḱrep- (“to rattle, crackle”).

It is from Latin in- + cubō (“to lie”). Wiktionary reconstructs Proto-Italic *enkubāō. De Vaan reconstructs Proto-Italic *kubā̆je/o- (“to be lying”) for ⟨cubō⟩ and finds its origin uncertain, since…

It is from Latin incurrō (“to run against, attack”) + -tō, a frequentative. The simple verb currō (“to run”) goes back to Proto-Italic *korse/o- and Proto-Indo-European *krs-e/o- (“to run”). De Vaan…

It is from Latin in- + cūdō (“to strike, forge”). Wiktionary derives it from incūdō (“to forge”). The verb goes back to Proto-Italic *kūd-e/o- and Proto-Indo-European *kuh₂-d-e/o- (“to hit”)…

It is formed from Latin in- (“in, against”) + causa (“cause, lawsuit”) + -ō, the verb suffix, like accūsō (“to accuse”) and excūsō (“to excuse”). De Vaan finds the origin of ⟨causa⟩ uncertain: Walde…

It is from Latin indāgō (“to track down, investigate”) + -tor.

1. The verb is from Latin indāgō (“ring of hunters”), as the OLD has it; the TLL derives it from that noun or from an adjective ⟨*ind-agus⟩, comparing pairs such as cālīgō beside its verb. 2. The…

It is formed from Old Latin ⟨im⟩, ⟨em⟩ “then, there”, a case form from Latin is, the pronoun (compare illim and interim), with the demonstrative suffix ⟨-de⟩ seen in ⟨quamde⟩. The pronoun goes back…

It is from Latin indecōrus (“unbecoming, unsightly”) + -ē.

It is from Latin in- (“not”) + damnātus (“condemned”), the past participle of damnō. De Vaan traces damnum (“loss, penalty”), from which the verb is formed, to Proto-Italic *dapno- and…

It is from Latin inde (“from there”) + -dem, with the same particle as in ibīdem and itidem. De Vaan explains this element as taken from the neuter of īdem, where ⟨id-em⟩ was reanalysed as ⟨id-dem⟩.

It is formed from Latin in- + dignus (“worthy”). The base goes back to Proto-Italic *dek-no- (“worthy”) and Proto-Indo-European *deḱ-no-, from the root of decet (“it is fitting”).

It is from Latin indīligēns (“careless”) + -ia. The base is in- (“not”) and dīligēns (“careful”), from dīligō (“to love, value”), which de Vaan connects only with legō (“to collect”); that verb goes…

It is formed from Latin in- (“in”) + -dō, a verb, “to put”, also in abdō (“to hide”) and condō (“to put together”). Wiktionary traces this verb to Proto-Indo-European *dʰeh₁- (“to put”); de Vaan…

It is from Latin in- + doctus (“learned, taught”); Varro notes that what is “not taught” is called ⟨indoctum⟩. The participle doctus belongs to doceō (“to teach”), which de Vaan traces to…

It is formed from Latin indu (“in”) + -olēs (“growth”), the old preposition, from the root of alō (“to nourish”), like prōlēs (“offspring”) and subolēs (“offspring”). De Vaan derives ⟨alō⟩ from…

It is formed from Latin in- (“not”) + domitus, the participle of domō (“to tame”). De Vaan traces ⟨domō⟩ to Proto-Italic *domaje- and the causative Proto-Indo-European *domh₂-eie/o- (“to tame”)…

It is from Latin in- + dōtātus (“provided with a dowry”), the participle of dōtō (“to endow”). De Vaan lists dōs (“dowry”) and its derivatives under dō (“to give”), tracing the noun to Proto-Italic…

The origin is unknown. The TLL thinks it is derived from an unattested ⟨*indūtus⟩, as nūptiae (“wedding”) from ⟨nūptus⟩, but calls the origin and first meaning uncertain. De Vaan notes that it…

It is formed from Latin in- (“not”) + edō (“to eat”) + -ia. De Vaan traces edō to Proto-Indo-European *h₁éd-mi (“I eat”), cognate with Oscan edum (“to eat”), Ancient Greek ἔδω (édō, “to eat”) and…

It is from Latin ineptus (“unsuitable, foolish”) + -ē. The adjective is formed from in- and aptus (“fitted, suitable”); Cicero already explained the adjective as describing someone who is not apt…

It is formed from Latin in- (“not, un-”) + aptus (“fitted, suitable”), the negative prefix. De Vaan explains ⟨aptus⟩ as the participle of apīscor (“to get, seize”) and its active ⟨apiō⟩ “to tie”…

It is from Latin in- (“not”) + facētus (“elegant, witty”). The origin of facētus is doubtful: the ancients connected it with faciō (“to make, do”), and the OLD suggests a link with fax (“torch”).