puzzler

n (infml 口) person or thing that puzzles 使人困惑的人或事物: That question is a real puzzler! 那个问题真难!

put...in force, put...into practice, put...on record, put...to use, put/bring into operation, putative, putrefaction, putrefy, putrescence, putrescent, putrid, putsch, putt, puttee, putter, putting-green, putty, puzzle, puzzled, puzzlement, puzzling, PVC, Pvt, PW, PX, pygmy (also pigmy), pyjama (US pajama), pyjamas, pyjamas (also esp US pajamas), pylon, pyorrhoea (also esp US pyorrhea), pyramid, pyramid selling, pyramidal, pyre, Pyrex, pyrites, pyromania, pyromaniac, pyrotechnic,