Pulls a scam on is an expression used to describe someone who deceives another person for their own gain. The crossword solutions for this term are FLEECES (7 letters), CONS (4 letters), and gyps (4 letters). FLEECES is a verb meaning to take advantage of someone in a dishonest way, usually by taking their money. CONS is a noun referring to a confidence trick or swindle. Gyps is a verb meaning to cheat or swindle someone. All three words can be used to describe someone who pulls a scam on another person.