开玩笑:joke, jest, banter, kid, chaff, tease, crack a joke on, play a trick on, make fun of, poke fun at, pull sb's leg, make a fool of;

　　恶作剧:prank, mischief, practical joke;

　　哄骗:fool, dupe, cajole, humbug, trick, hoax, beguile, hoodwink