double-crosser

n. a person who betrays someone. (Often with dirty. See comments at double cross.) You dirty, lowdown double-crosser, you!

Name	Pronounced	Usage
Ameqran	-	Northern African, Berber
Yeager	['jeigə]
Oved	-	Hebrew, Biblical Hebrew
Jackin	-	Medieval English
Driscoll	['driskəl]
Dunlap	['dunlæp]