Suit

combinaison

(garment suitable for a task)

complet

(set of clothes)

costard

(slang: person who wears matching jacket and trousers)

costume

(set of clothes)

couleur

(card games: set of cards distinguished by color and emblems)

enseigne

(card games: set of cards distinguished by color and emblems)

ensemble

(set of clothes)

suite

(regular order; succession)

tailleur

(set of clothes)

tenue

(set of clothes)

convenir

(to please, to make content)

convenir

(to agree, accord, be fitted to)