Sum Esse Fui Chart. Similar formation similar endings different formation all of the irregular verbs end with the same endings ex. Futurus is the perfect active participle usually it is the passive participle but esse can t.
It s sum esse fui futurus. Perfect passive i was loved. Note the perfect tenses of sum esse fui.
The pluperfect tense of sum esse fui to be is formed as follows.
Present tense of esse the perfect passive participle. Fui is the 1st person singular perfect active indicative. Esse is so irregular it s easy to forget. The latin word sum is perhaps among the best known of all the latin verbs and it is among the hardest to learn sum is the present indicative tense of the verb esse meaning to be as with many other living and dead languages esse is one of the oldest verb forms in latin one of the most frequently used of the verbs and one of the most irregular verbs in latin and related languages.
