relâche

/ʁə.laʃ/
1.
nounfeminine

break

respite

rest

On travaille dix jours sans relâche pour finir le projet.

We are working ten days without a break to finish the project.

2.
nounfeminine

day with no performance (theatre)

theatre closed / no show

Ce soir, c'est relâche au théâtre.

There is no performance at the theatre tonight.

3.
verbInd1stPresSing1,3

release (set free)

let go

loosen

relax (tension)

La police relâche le suspect par manque de preuves.

The police are releasing the suspect due to a lack of evidence.