Synonyms for double-cross
See double-cross in Webster's New World Roget's A-Z Thesaurus II
verb
To be treacherous to:
betray. (Slang) rat (on), sell out. Idiom: sell down the river . See trustTo cause to accept what is false, especially by trickery or misrepresentation:
beguile, betray, bluff, cozen, deceive, delude, dupe, fool, hoodwink, humbug, mislead, take in, trick. (Informal) bamboozle, have. (Slang) four-flush. Idioms: lead astray, play false, pull the wool over someone's eyes, put something over on, take for a ride. See honest
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