Ulceration of the mouth and lips.
An inflamed, painful, pus-filled swelling on the skin, caused by localized infection; furuncle
A localized collection of pus in part of the body, formed by tissue disintegration and surrounded by an inflamed area.
A bacterial infection localized in a specific part of the body, such as the tonsils, that may spread to another part of the body.
An abnormal duct or passage resulting from injury, disease, or a congenital disorder that connects an abscess, cavity, or hollow organ to the body surface or to another hollow organ.
A small festering sore or ulcer; a pustule.
Something likened to an inflamed, pus-filled lesion:
Find another word for ulcer. In this page you can discover 28 synonyms, antonyms, idiomatic expressions, and related words for ulcer, like: peptic-ulcer, canker, boil, abscess, focal infection, fistula, open sore, running sore, sore, fester and gathering.