This verb can be paired with an infinitive to express something that one is able to do. e.g., potest audīre – She is able to hear. / She can hear.
Do these endings look familiar when compared to the irregular verb, esse?
posse – to be able
| possum
(I am able) |
possumus
(we are able) |
|
| potes
(you are able) |
potestis
(you all are able) |
|
| potest
(he/she/it is able) |
possunt
(they are able) |
|