Funny.
The Italian word 'divertente' is the equivalent of the English word 'funny'. It is used to describe something or someone that is amusing, humorous, or entertaining. For example, 'Questa commedia è molto divertente' means 'This comedy is very funny'.
It's fun to play soccer.
In this sentence, 'È divertente' means 'It's fun'. 'Giocare a calcio' means 'to play soccer'. This is a general statement expressing the speaker's enjoyment of playing soccer.
The movie is very funny.
Here, 'Il film è molto divertente' translates to 'The movie is very funny'. It's a way to express that someone finds a movie humorous or entertaining.
Last night's party was fun.
'La festa di ieri sera è stata divertente' translates to 'Last night's party was fun'. This is a comment on a previous event, indicating that the speaker enjoyed the party held the night before.