fraud, swindle, graft, cheating, trick, scam, saying you're going to do something but in the end not doing it, making promises without keeping them, flaking out
詐欺師【さぎし】
swindler, fraudster, trickster, con man
欺く【あざむく】
to deceive, to delude, to trick, to fool, to be as ... as ... (e.g. "as bright as day", "as beautiful as a rose")
