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
Donna	DAHN-ə	English
Madelyn	MAD-ə-lin	English
Frazier	['freiʒə]
Mignon	['minjɔn]
Clement	['klemənt]
Rishi	-	Indian, Hindi, Marathi, Bengali, Nepali