pip-squeak

n (infml or derog 口或贬) small, young or unimportant person, esp one who is conceited 小人, 年轻人, 不重要的人（尤指自负的）.

pink-eye, pinkie (also pinky), pinking shears (also pinking scissors), pinkish, pinnace, pinnacle, pinnate, pinny, pinpoint, pinprick, pins and needles, pint, pint-sized, pinto, pioneer, pioneering, pious, piously, piousness, pip, pipal (also peepul), pipe, pipe-cleaner, pipe-dream, pipeclay, pipeline, piper, pipette, piping, pipit, pippin, piquancy, piquant, piquantly, pique, piquet, piracy, piranha, pirate, piratical,