porcupine
por.cu.pine \'po.r-ky*-.pi-n\ n [ME porkepin, fr. MF porc espin, fr. OIt porcospino, fr. L often attrib Xporcus pig + spina spine, prickle : any of various relatively large rodents having stiff sharp erectile bris tles mingled with the hair and constituting an Old World terrestrial (Hystricidae) and a New World arboreal family (Erethizontidae)