gâcher

/ɡa.ʃe/
1.
verbInf1st

to spoil

to ruin

to damage

La pluie a gâché la fête.

The rain ruined the party.

Synonyms:abîmer, ruiner, détériorer
2.
verbInf1st

to waste

to squander

Tu es en train de gâcher ton talent avec ce boulot.

You are wasting your talent with this job.

Synonyms:gaspiller, perdre, ruiner