Etymologically

profectus

Etymology and origin of the Latin word profectus

Confidence
Established
Formation
Derivation
First attested
116–27 BC, Varro
Ultimate origin
Latin (faciō)
Etymology tree
inherited borrowed derived
Latin proficio
Latin profectus

Forms

prōfectus m (genitive prōfectūs); fourth declension[1]

Etymology

It is from Latin prōficiō (“to make progress”) + -tus, an action noun.[2][1][3] prōficiō is from prō- and faciō (“to make”), which de Vaan traces to Proto-Indo-European *dʰh₁-k- (“to make”), from the root Proto-Indo-European *dʰeh₁- (“to put”).[4]

Earliest recorded meaning

Varro writes that whatever profit the owner gets from his land should be credited to farming.[2][5]

Semantic evolution

Lewis & Short call it poetic and post-Augustan;[6] Ovid has ⟨sine prōfectū⟩, without success.[6] It is progress, headway, success, and material gain.[2] Charisius distinguishes it from the noun of departure, and Augustine notes that it is usually taken in a good sense.[3] Ausonius scans the first syllable short.[6][3] In medieval Latin it is moral progress, edification, and also interest, advantage.[7] English profit comes from it through Old French ⟨prufit⟩, in the 13th century.[8] Church Latin glosses it growth, increase, progress.[9]

Timeline

  • 116–27 BC – Varro of profit from land.[2][5]
  • 43 BC–18 AD – Ovid uses it.[6][5]
  • c. 362 AD – Charisius distinguishes it.[3][5]
  • mid-13th century – English profit, through Old French.[8]

Meanings

Noun

  1. Progress, headway, advance, success.[2][6][9][1]
  2. Material advancement, profit, increase.[2][6][1]
  3. (Medieval Latin) Moral progress, edification; advantage, benefit.[7]

Usage notes

profectus is also the participle of proficīscor, "having set out", and the TLL has a rare noun profectus from that verb, "departure", which glossaries explain as a journey abroad.[6][3]

References

  1. ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  3. ^ a b c d e Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  4. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  5. ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  6. ^ a b c d e f g Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  7. ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
  8. ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  9. ^ a b Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
Cite this entry

“Profectus.” Etymologically, 20 Oct. 2026, etymologically.com/la/profectus. Accessed 20 Oct. 2026.

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