From pateō (be open) + faciō (make, construct).



patefaciō (present infinitive patefacere, perfect active patefēcī, supine patefactum); third conjugation iō-variant, irregular passive voice

  1. I open, throw open
  2. (figuratively) I disclose, uncover, reveal, bring to light


   Conjugation of patefaciō (third conjugation -variant, irregular and partially suppletive in the passive)
indicative singular plural
first second third first second third
active present patefaciō patefacis patefacit patefacimus patefacitis patefaciunt
imperfect patefaciēbam patefaciēbās patefaciēbat patefaciēbāmus patefaciēbātis patefaciēbant
future patefaciam patefaciēs patefaciet patefaciēmus patefaciētis patefacient
perfect patefēcī patefēcistī patefēcit patefēcimus patefēcistis patefēcērunt,
pluperfect patefēceram patefēcerās patefēcerat patefēcerāmus patefēcerātis patefēcerant
future perfect patefēcerō patefēceris patefēcerit patefēcerimus patefēceritis patefēcerint
passive present patefīō patefīs patefit patefīmus patefītis patefīunt
imperfect patefīēbam patefīēbās patefīēbat patefīēbāmus patefīēbātis patefīēbant
future patefīam patefīēs patefīet patefīēmus patefīētis patefīent
perfect patefactus + present active indicative of sum
pluperfect patefactus + imperfect active indicative of sum
future perfect patefactus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present patefaciam patefaciās patefaciat patefaciāmus patefaciātis patefaciant
imperfect patefacerem patefacerēs patefaceret patefacerēmus patefacerētis patefacerent
perfect patefēcerim patefēcerīs patefēcerit patefēcerīmus patefēcerītis patefēcerint
pluperfect patefēcissem patefēcissēs patefēcisset patefēcissēmus patefēcissētis patefēcissent
passive present patefīam patefīās patefīat patefīāmus patefīātis patefīant
imperfect patefierem patefierēs patefieret patefierēmus patefierētis patefierent
perfect patefactus + present active subjunctive of sum
pluperfect patefactus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present pateface patefacite
future patefacitō patefacitō patefacitōte patefaciuntō
passive present patefī patefīte
future patefītō patefītō patefītōte patefīuntō
non-finite forms active passive
present perfect future present perfect future
infinitives patefacere patefēcisse patefactūrum esse patefierī patefactum esse patefactum īrī
participles patefaciēns patefactūrus patefactus patefaciendus,
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
patefaciendī patefaciendō patefaciendum patefaciendō patefactum patefactū


  • patefacio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • patefacio”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • patefacio in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  • Carl Meißner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to open a route: viam patefacere, aperire
    • to turn a deaf ear to, to open one's ears to..: aures claudere, patefacere (e.g. veritati, assentatoribus)