dig one's own grave

Seriously harm oneself, cause one's own ruin or downfall. For example, If Sam pursues that course, he'll be digging his own grave. [First half of 1900s]

Common Names:

Name	Pronounced	Usage
Bogdana	bawg-DAH-nah (Polish)	Polish, Russian, Slovene, Bulgarian, Serbian, Macedonian, Romanian, Medieval Slavic
Orhan	-	Turkish
Netta (2)	-	Hebrew
Tsvetan	-	Bulgarian
Eartha	UR-thə	English
Asterix	[asteriks]