impossible

/ɛ̃pɔsibl/
1.
adjective

not possible

cannot be done

C'est impossible de finir ce projet avant demain.

It's impossible to finish this project before tomorrow.

Synonyms:irréalisable, infaisable
2.
adjective

unbearable

very difficult to deal with

Il est vraiment impossible à vivre quand il est fatigué.

He's really unbearable when he's tired.

Synonyms:insupportable, invivable