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See also: -aceo and -áceo



From Proto-Indo-European *h₂éḱ-eh₁ye-ti (to be sharp), eh₁-stative of Proto-Indo-European *h₂eḱ- (sharp).[1]



aceō (present infinitive acēre, perfect active acuī); second conjugation, no passive, no supine stem

  1. (of wine) to be sour
  2. (figuratively, Late Latin) to be disagreeable


   Conjugation of aceō (second conjugation, no supine stem, active only)
indicative singular plural
first second third first second third
active present aceō acēs acet acēmus acētis acent
imperfect acēbam acēbās acēbat acēbāmus acēbātis acēbant
future acēbō acēbis acēbit acēbimus acēbitis acēbunt
perfect acuī acuistī acuit acuimus acuistis acuērunt,
pluperfect acueram acuerās acuerat acuerāmus acuerātis acuerant
future perfect acuerō acueris acuerit acuerimus acueritis acuerint
subjunctive singular plural
first second third first second third
active present aceam aceās aceat aceāmus aceātis aceant
imperfect acērem acērēs acēret acērēmus acērētis acērent
perfect acuerim acuerīs acuerit acuerīmus acuerītis acuerint
pluperfect acuissem acuissēs acuisset acuissēmus acuissētis acuissent
imperative singular plural
first second third first second third
active present acē acēte
future acētō acētō acētōte acentō
non-finite forms active passive
present perfect future present perfect future
infinitives acēre acuisse
participles acēns
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
acendī acendō acendum acendō

Derived terms[edit]

Related terms[edit]


  1. ^ De Vaan, Michiel (2008) “aceō”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 21

Further reading[edit]

  • ăcĕo”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • aceo in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
  • Carl Meißner, Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • (ambiguous) to sharpen the wits: ingenium acuere
    • (ambiguous) to cultivate one's powers of criticism: iudicium acuere