LATIN DICTIONARYLexicon Latīnum
Allen & Greenough · Part First — Words and Forms › Forms of Conjugation

§188. VERBS IN -iō OF THE THIRD CONJUGATION

Verbs of the Third Conjugation in -iō have certain forms of the present stem like the fourth conjugation. They lose the i of the stem before a consonant and also before ĭ, ī, and ĕ (except in the future, the participle, the gerund, and the gerundive).1 Verbs of this class are conjugated as follows:— PRINCIPAL PARTS: Active, capiō, capĕre, cēpī, captum; Passive, capior, capī, captus sum.

PRESENT STEM capie- (cape-)PERFECT STEM cēp-SUPINE STEM capt-
ACTIVE VOICEPASSIVE VOICE
INDICATIVESUBJUNCTIVEINDICATIVESUBJUNCTIVE
PRESENTPRESENT
capiō, I takecapiamcapiorcapiar
capis, you takecapiāscaperis (-re)capiāris (-re)
capit, he takescapiatcapiturcapiātur
capimuscapiāmuscapimurcapiāmur
capitiscapiātiscapiminīcapiāminī
capiuntcapiantcapiunturcapiantur
IMPERFECTIMPERFECT
capiēbamcaperemcapiēbarcaperer
FUTUREFUTURE
capiamcapiar
capiēscapiēris (-re)
capiet, etc.capiētur, etc.
PERFECTPERFECT
cēpīcēperimcaptus sumcaptus sim
PLUPERFECTPLUPERFECT
cēperamcēpissemcaptus eramcaptus essem
FUTURE PERFECTFUTURE PERFECT
cēperōcaptus erō
Active VoicePassive Voice
IMPERATIVE
PRESENTPRESENT
SingularPluralSingularPlural
capecapitecaperecapimini
FUTUREFUTURE
capitōcapitōtecapitor------
capitōcapiuntocapitorcapiuntor
INFINITIVE
PRESENTcaperecapī
PERFECTcēpissecaptus esse
FUTUREcaptūrus essecaptum īrī
PARTICIPLES
PRESENTcapiēns, -ientisPERFECTcaptus, -a, -um
FUTUREcaptūrus, -a, -umGERUNDIVEcapiendus, -a, -um
GERUNDSUPINE
capiendī, -dō, -dum, -dōcaptum, -tū

J. H. Allen and J. B. Greenough, New Latin Grammar (Boston: Ginn, 1903). Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities.