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From prōficiō (I advance, I make headway) +‎ -īscō.



prŏficīscor (present infinitive prŏficīscī, perfect active prŏfectus sum); third conjugation, deponent

  1. I set out, depart, leave.


   Conjugation of prŏficīscor (third conjugation, deponent)
indicative singular plural
first second third first second third
active present prŏficīscor prŏficīsceris, prŏficīscere prŏficīscitur prŏficīscimur prŏficīsciminī prŏficīscuntur
imperfect prŏficīscēbar prŏficīscēbāris, prŏficīscēbāre prŏficīscēbātur prŏficīscēbāmur prŏficīscēbāminī prŏficīscēbantur
future prŏficīscar prŏficīscēris, prŏficīscēre prŏficīscētur prŏficīscēmur prŏficīscēminī prŏficīscentur
perfect prŏfectus + present active indicative of sum
pluperfect prŏfectus + imperfect active indicative of sum
future perfect prŏfectus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present prŏficīscar prŏficīscāris, prŏficīscāre prŏficīscātur prŏficīscāmur prŏficīscāminī prŏficīscantur
imperfect prŏficīscerer prŏficīscerēris, prŏficīscerēre prŏficīscerētur prŏficīscerēmur prŏficīscerēminī prŏficīscerentur
perfect prŏfectus + present active subjunctive of sum
pluperfect prŏfectus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present prŏficīscere prŏficīsciminī
future prŏficīscitor prŏficīscitor prŏficīscuntor
non-finite forms active passive
present perfect future present perfect future
infinitives prŏficīscī prŏfectum esse prŏfectūrum esse
participles prŏficīscēns prŏfectus prŏfectūrus prŏficīscendus, prŏficīscundus
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
prŏficīscendī prŏficīscendō prŏficīscendum prŏficīscendō prŏfectum prŏfectū

Derived terms[edit]


  • proficiscor in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • proficiscor in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • proficiscor in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to invade the territory of the Sequani: in Sequanos proficisci
    • to set out by the Appian road: Appia via proficisci
    • to go abroad: peregre proficisci
    • to advance in the direction of Rome: Romam versus proficisci
    • to set out for Rome: ad Romam proficisci
    • he starts in all haste, precipitately: properat, maturat proficisci
    • to start from small beginnings: ab exiguis initiis proficisci
    • to originate in, arise from: ab aliqua re proficisci
    • to be based on a sound principle: a certa ratione proficisci
    • to start from false premises: a falsis principiis proficisci
    • to start from a definition: a definitione proficisci
    • to go into exile: in exsilium ire, pergere, proficisci
    • to set out for one's province: in provinciam proficisci (Liv. 38. 35)
    • to go to Cilicia as pro-consul: pro consule in Ciliciam proficisci
    • to go to war, commence a campaign: proficisci ad bellum, in expeditionem (Sall. Iug. 103)