Latin words first recorded in the 1st century

It is from Latin reputō (“to reckon up, think over”) + -tiō, a noun of action made from the verb.

The origin is unknown. It is possibly from a Celtic or Gaulish word, and Walde treats it, like salar “trout”, as Celtic. The common derivation from saliō (“to leap”), as the “leaper”, has been…

It is probably from Latin salvus (“well, unharmed”), the plant being named for the healing qualities attributed to it. The adjective goes back to Proto-Indo-European *slH-u- (“whole”).

It is from Latin sanctus (“holy”) + -ārium. Wiktionary notes that the ⟨u⟩, unexpected beside a second-declension adjective, makes this doubtful, and suggests a passage through an adjective…

It is formed from Latin sculpō (“to carve”) + -tor. The OLD compares scalptor, with which it is often confused in the manuscripts.

It is formed from Latin sedeō (“to sit, settle”) + -mentum.

It is borrowed from Ancient Greek σηπτικός (sēptikós, “putrefactive”).

It is borrowed from Ancient Greek σπειραία (speiraía). Köbler compares σπεῖρα (speîra, “coil, twist”).

It is probably borrowed from Celtic, a word of Celtic origin; Wiktionary traces it to Proto-Celtic *stagnom and compares Irish stán, and Etymonline compares Welsh ystaen, Cornish sten and Breton…

It is from Latin stimulō (“to goad, urge”) + -tiō. Its base comes from stimulus (“goad, spur”).

It is from Latin substernō (“to spread underneath”), used as a noun in the neuter of its past participle.

The origin is disputed. Lewis & Short, Georges and Wiktionary derive it within Latin, as from Latin sūcus (“juice, sap”) with the suffix ⟨-inum⟩. The OLD takes it as probably a foreign loanword…

It is borrowed from Ancient Greek τόπαζος (tópazos, “topaz”), a Greek word of obscure origin. According to Etymonline, Pliny says the stone was named after a remote island of the Red Sea where it…

It is borrowed from Ancient Greek τοξικός (toxikós, “of the bow”), the adjective whose neuter gave Latin toxicum (“poison”). Wiktionary and Etymonline instead derive the Late Latin adjective from…

It is from Latin trāns- (“across”) + vertō (“to turn”).

It is formed from Latin ventilō + -tiō. The verb ventilō (“to fan, winnow”) comes from ventulus (“slight wind”), a diminutive of ventus (“wind”), which de Vaan traces to Proto-Italic *wē̆nto- and…

It is formed from Latin venter (“belly”) + -ālis.

It is formed from Latin vertebra + -ātus, “provided with joints”. The noun vertebra (“joint”) comes from vertō (“to turn”).

It is a word of Celtic origin. Wiktionary derives it from Gaulish *viros (“round, crooked”), from Proto-Celtic *weiros (“crooked”), from Proto-Indo-European *weyh₁ros (“turned, twisted”), from the…

It is formed from Latin vītālis (“of life, vital”) + -tās.

It is borrowed from Ancient Greek ζαιός (zaiós), the name of a sea fish.

It is from Latin dormītōrius (“of or for sleeping”), used as a noun in the neuter. The adjective is made from dormiō (“to sleep”) with the suffix -tōrius, and dormiō goes back to Proto-Italic…

It is formed from Latin crux (“cross”) + fīgō (“to fasten”), with the first part in the dative, “to a cross”; it is often written separated, ⟨crucī fīgō⟩.

It is formed from Latin frāgrāns (“sweet-smelling”) + -ia, the present participle of frāgrō (“to smell strongly”). De Vaan traces the verb to an adjective going back to Proto-Indo-European…

It is formed from Latin in- (“not”) + congruus (“fitting, suitable”).

It is from Latin intercēdō (“to come between, intervene”), formed with the suffix of verbal nouns in ⟨-tus⟩.

It is from Latin minūtus (“small, minute”), the feminine and the neuter plural of the adjective used as nouns. The adjective is the past participle of minuō (“to lessen”).

It is borrowed from Gaulish: the OLD labels it Gallic, and Wiktionary traces it to Proto-Celtic *kantos (“corner, rim”), with the cognates Breton kant (“circle”), Middle Irish cétad (“round seat”)…

It is borrowed from Ancient Greek κέρδων (kérdōn), from κέρδος (kérdos, “gain, profit”). The OLD only compares the Greek personal name of that form and the noun.

De Vaan takes it as onomatopoeic, a reduplicated imitation of a baby's sounds; the OLD calls it a child's word. The TLL derives it from lalla (“lullaby”), the nurse's song. Wiktionary allows that it…

It is borrowed from Ancient Greek πλάσμα (plásma, “something formed or moulded; a fiction”).

It is onomatopoeic, imitating the sound. The manuscripts spell the stem in many ways (stlop-, stolp-, sclopp-, scop- among them); Wiktionary explains them most simply from an original /stl/, which…

It is from Latin aboleō (“to destroy, abolish”) + -tiō. De Vaan traces the verb to Proto-Italic *ol-ē- and Proto-Indo-European *h₃olh₁-eie- (“to bring down”), a causative to the root of Ancient…

It is from Latin agō (“to drive, do; to plead a case”), its present participle used as a noun.

It is formed from Latin adnotō + -tiō, a noun of action from the verb meaning “to note down”. The verb is made from ad- and notō (“to mark, note”).

It is borrowed from Ancient Greek ἀποστροφή (apostrophḗ, “a turning away”), from ἀποστρέφω (apostréphō, “to turn away”).

It is formed from Latin asserō + -tiō, from the verb meaning “to lay claim to (a person as free or slave)”. The verb is a compound of serō (“to join”), which goes back to Proto-Italic *sere/o- and…

It is from Latin audēns (“bold, daring”) + -ia, from the present participle of audeō (“to dare”). De Vaan derives that verb from avidus (“greedy”), so that it first meant “to want very much” and…

It is a calque from Ancient Greek περίφρασις (períphrasis), formed with circum “around” and locūtiō (“speaking”). Wiktionary derives it from circumloquor (“to speak around”) with the suffix -tiō.

It is from Latin cognōscō (“to get to know; to investigate”), its present participle, used as a noun.

It is from Latin dē (“from”) + sūrsum (“upwards, above”). It is often spelt ⟨dēsūsum⟩. Donatus notes that a preposition is not joined to an adverb, although ⟨dēsūrsum⟩ is read in texts.

It is borrowed from Ancient Greek διάλεκτος (diálektos, “conversation; way of speaking, dialect”). The Greek word is from διαλέγομαι (dialégomai, “to converse”), made of διά (diá, “across, between”)…

It is from Latin differō (“to differ”), the neuter of its present participle used as a noun.

It is a noun of action from Latin ēlevō (“to lift up; to make light of”), formed with the suffix -tiō.

It is formed from Latin ēmancipō + -tiō. ēmancipō is made of ex- and mancipō (“to transfer by sale”), from manceps (“purchaser”).

It is from Latin sum (“to be”) + -ēns, made as a present participle of the verb to render Ancient Greek ὤν (ṓn, “being”). The old participle of ⟨sum⟩ was sōns, which had come to mean “guilty”; ⟨ēns⟩…

It is borrowed from Ancient Greek ἐπίθετον (epítheton, “epithet”), the neuter of ἐπίθετος (epíthetos, “added”), from ἐπιτίθημι (epitíthēmi, “to place on, add”).

It is from Latin ex- (“without”) + sūcus (“juice, sap”).

It is formed from Latin frāternus (“brotherly”) + -tās. frāternus is from frāter (“brother”), which goes back to Proto-Italic *frāter- and Proto-Indo-European *bʰréh₂-tr- (“brother”).

It is borrowed from Ancient Greek ὑποκριτής (hupokritḗs, “actor”). In Greek the word meant a stage actor and, by extension, a pretender or dissembler.

It is from Latin iactāns (“boasting”) + -ia, from the present participle of iactō (“to throw about; to boast”). That verb is a frequentative of iaciō (“to throw”), which de Vaan derives from…

It is from Latin illūstrō (“to light up; to make clear”) + -tiō.

It is from Latin īnstāns (“pressing, urgent”) + -ter, from the present participle of īnstō (“to press on, urge”), a compound of in- and stō (“to stand”). De Vaan traces the simple verb to…

It is formed from Latin interrumpō (“to break off”) + -tiō.

It is from Latin invocō + -tiō.

It is from Latin licentia + -ōsus.

It is formed from Latin ligō + -mentum, from the verb meaning “to tie, bind”. De Vaan traces ligō back to Proto-Italic *-lig-ā- and, with a query, Proto-Indo-European *liǵ- (“to tie”).

It is borrowed from Ancient Greek μεταφορά (metaphorá, “transference”), from μεταφέρω (metaphérō, “to transfer, apply”), from μετά (metá, “with, across, after”) and φέρω (phérō, “to bear, carry”).

It is from Latin nota (“mark, shorthand sign”) + -ārius.

It is borrowed from Ancient Greek ὀνοματοποιία (onomatopoiía, “the making of a name”), which is made up of ὄνομα (ónoma, “name”) and ποιέω (poiéō, “to make”).