double-crosser

n.

1.

one who double-crosses another; a person who says one thing and does another.

Noun

1.

double-crosser - a person who says one thing and does another Synonyms: double-dealer, traitor, two-timer, betrayer

beguiler, betrayer, cheat, cheater, deceiver, double cross, double-dealer, Judas, slicker, traitor, trickster, two-timer