The future perfect past tense
is used to describe an action that will already be complete in the future before a definite time.
For example:
I won’t1 get home until 8pm now, by which time the film will have finished2.
1future simple![]()
2future perfect
All four conjugation
form the future perfect tense in the same way and use the following endings.
| Latin | English |
|---|---|
| -ero | I |
| -eris | you (singular) |
| -erit | he/she/it |
| -erimus | we |
| -eritis | you (plural) |
| -erint | they |
To form the future perfect of a verb
, remove the ‘-i’ from the third pricipal part
of the verb and add the relevant ending above.
For example:
confirmo, confirmare, confirmavi, confirmatum (1) to confirm.
| Latin | English |
|---|---|
| confirmavero | I will have confirmed |
| confirmaveris | you will have confirmed |
| confirmaverit | he/she/it will have confirmed |
| confirmaverimus | we will have confirmed |
| confirmaveritis | you will have confirmed |
| confirmaverint | they will have confirmed |
Future perfect tense of sum, esse, fui, -, ‘to be’
| Latin | English |
|---|---|
| fuero | I will have been |
| fueris | you will have been |
| fuerit | he/she/it will have been |
| fuerimus | we will have been |
| fueritis | you will have been |
| fuerint | they will have been |