swelling
noun
1. an abnormal protuberance or localized enlargement
Similar word(s): lump, puffiness
Definition categories: state, symptom, enlargement
2. something that bulges out or is protuberant or projects from its surroundings
Similar word(s): bulge, bump, excrescence, extrusion, gibbosity, gibbousness, hump, jut, prominence, protrusion, protuberance
Definition categories: shape, projection
3. the increase in volume of certain substances when they are heated (often accompanied by release of water)
Similar word(s): intumescence
Definition categories: process
verb
1. present participle of swell