backstabber

One who attacks or betrays someone in a deceitful, underhanded, or treacherous way. He proved to be a backstabber in business, assaulting the character of his competition to get ahead in the game. I thought Mary was my friend, but then she said those mean things behind my back. She turned out to be nothing but a backstabber.

Common Names:

Name	Pronounced	Usage
&Thorn;ÓRr	-	Norse Mythology
Lara (1)	LAHR-ə (English), LAH-rah (German, Italian, Spanish, Portuguese)	Russian, English, German, French, Italian, Spanish, Portuguese, Dutch, Hungarian, Slovene, Croatian
Gates	[geits]
Rory	RAWR-ee	Irish, Scottish
Manana	-	Georgian
Chris	KRIS (English), KRHIS (Dutch)	English, Dutch