International Catholic University

Latin

Latin Verbal System: Four Conjugations

Step One: Memorize the four principal parts

First Conjugation

1st2nd3rd4th
laudolaudarelaudavilaudatum
amoamareamaviamatum

Second Conjugation

1st2nd3rd4th
moneomoneremonuimonitum
videoviderevisivisum

Third Conjugation

1st2nd3rd4th
agoagereegiactum
ducoducereduxiductum

Fourth Conjugation

1st2nd3rd4th
audioaudireaudiviauditum
veniovenireveniventum

Third Conjugation -io verbs

1st2nd3rd4th
faciofacerefecifactum
capiocaperecepicaptum


Latin Verbal System: Sum, esse, fui, futurus

 PresentImperfectFuturePerfect
Singular
1stsumeramerofui
2ndeseraserisfuisti
3rdesterateritfuit
Plural
1stsumuseramuserimusfuimus
2ndestiseratiseritisfuistis
3rdsunteranteruntfuerunt