THESAURUS
polyp
abdominal hernia, abscess, aposteme, bed sore, blain, bleb, blister, boil, bubo, bulla, bunion, canker, canker sore, carbuncle, chancre, chancroid, chilblain, cold sore, colitis, diverticulitis, diverticulosis, duodenal ulcer, duodenitis, eschar, esophagal ulcer, esophagitis, felon, fester, festering, fever blister, fistula, furuncle, furunculus, gastritis, gathering, gumboil, hemorrhoids, hiatal hernia, kibe, lesion, megacolon, papula, papule, paronychia, parulis, peptic ulcer, peritonitis, petechia, piles, pimple, pock, pustule, rising, scab, soft chancre, sore, stigma, stomach ulcer, sty, suppuration, swelling, tubercle, ulcer, ulceration, wale, welt, wheal, whelk, whitlow, wound