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substituō (present infinitive substituere, perfect active substituī, supine substitutum); third conjugation

  1. I place next to, under, or instead of
  2. I substitute


   Conjugation of substituo (third conjugation)
indicative singular plural
first second third first second third
active present substituō substituis substituit substituimus substituitis substituunt
imperfect substituēbam substituēbās substituēbat substituēbāmus substituēbātis substituēbant
future substituam substituēs substituet substituēmus substituētis substituent
perfect substituī substituistī substituit substituimus substituistis substituērunt, substituēre
pluperfect substitueram substituerās substituerat substituerāmus substituerātis substituerant
future perfect substituerō substitueris substituerit substituerimus substitueritis substituerint
passive present substituor substitueris, substituere substituitur substituimur substituiminī substituuntur
imperfect substituēbar substituēbāris, substituēbāre substituēbātur substituēbāmur substituēbāminī substituēbantur
future substituar substituēris, substituēre substituētur substituēmur substituēminī substituentur
perfect substitutus + present active indicative of sum
pluperfect substitutus + imperfect active indicative of sum
future perfect substitutus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present substituam substituās substituat substituāmus substituātis substituant
imperfect substituerem substituerēs substitueret substituerēmus substituerētis substituerent
perfect substituerim substituerīs substituerit substituerīmus substituerītis substituerint
pluperfect substituissem substituissēs substituisset substituissēmus substituissētis substituissent
passive present substituar substituāris, substituāre substituātur substituāmur substituāminī substituantur
imperfect substituerer substituerēris, substituerēre substituerētur substituerēmur substituerēminī substituerentur
perfect substitutus + present active subjunctive of sum
pluperfect substitutus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present substitue substituite
future substituitō substituitō substituitōte substituuntō
passive present substituere substituiminī
future substituitor substituitor substituuntor
non-finite forms active passive
present perfect future present perfect future
infinitives substituere substituisse substitutūrus esse substituī substitutus esse substitutum īrī
participles substituēns substitutūrus substitutus substituendus
verbal nouns gerund supine
nominative genitive dative/ablative accusative accusative ablative
substituere substituendī substituendō substituendum substitutum substitutū


  • substituo in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • substituo in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • substituo” in Félix Gaffiot’s Dictionnaire Illustré Latin-Français, Hachette (1934)
  • substituo in Ramminger, Johann (accessed 16 July 2016) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700[1], pre-publication website, 2005-2016




  1. first-person singular present indicative of substituir