be hoist with one's own petard

To be undone by one's own schemes.

Name	Pronounced	Usage
Abd Al-Malik	-	Arabic
Katsu	kah-tsoo	Japanese
Roselle	-	French (Rare)
Gioachino	jo-ah-KEE-no	Italian
Davor	-	Croatian, Serbian, Slovene
Chuck	CHUK	English