Open English Wordnet
(n)bulge, bump, hump, swelling, gibbosity, gibbousness, jut, prominence, protuberance, protrusion, extrusion, excrescencesomething that bulges out or is protuberant or projects from its surroundings“the gun in his pocket made an obvious bulge”, “the hump of a camel”, “he stood on the rocky prominence”, “the occipital protuberance was well developed”, “the bony excrescence between its horns”