the pièce de résistance

the best or most important thing in a group or series The pièce de résistance of his act was to make a car vanish on stage.

Name	Pronounced	Usage
Robynne	-	English (Rare)
Driscoll	['driskəl]
Kelebek	-	Turkish
Perchuhi	-	Armenian
Nethanel	-	Biblical, Biblical Hebrew
Concettina	kon-chet-TEE-nah	Italian