play false

Verb

1.

play false - conceal one's true motives from especially by elaborately feigning good intentions so as to gain an end; "He bamboozled his professors into thinking that he knew the subject well" Synonyms: bamboozle, lead by the nose, pull the wool over someone's eyes, snow, hoodwink

bamboozle, betray, deceive, hoodwink, lead astray, lead by the nose, pull the wool over someone's eyes, snow