(n.) A superficial, inflammatory tumor, suppurating with a central core; a boil.

abscess aposteme bed sore blain bleb blister boil bubo bulla bump bunion canker canker sore carbuncle chancre chancroid chilblain cold sore corn cyst dilatation dilation distension edema eschar felon fester festering fever blister fistula furunculus gathering gumboil hemorrhoids intumescence kibe lesion lump papula papule paronychia parulis petechia piles pimple pock polyp pustule rising scab sebaceous cyst soft chancre sore stigma sty suppuration swell swelling swollenness tubercle tumefaction tumescence tumidity tumor turgescence turgescency turgidity ulcer ulceration wale welt wen wheal whelk whitlow wound