BOIL

I. verb Etymology: Middle English, from Anglo-French buillir, ~lir, from Latin bullire to bubble, from bulla bubble Date: 13th century intransitive verb 1. to come to the ~ing point, to generate bubbles of vapor when heated, to cook in ~ing water, to become agitated ; seethe , to be moved, excited, or stirred up , 4. to rush headlong, to burst forth ; erupt , to undergo the action of a ~ing liquid, transitive verb to subject to the action of a ~ing liquid, to heat to the ~ing point, to form or separate (as sugar or salt) by ~ing, ~able adjective II. noun Etymology: Middle English, alteration of bile, from Old English bȳl; akin to Old High German pūlla bladder Date: 15th century a localized swelling and inflammation of the skin resulting from infection of a hair follicle and adjacent tissue, having a hard central core, and forming pus, III. noun Date: 15th century the act or state of ~ing, a swirling upheaval (as of water), a ~ed dish of seafood, vegetables, and seasonings