- bulge, bump, hump, gibbosity, gibbousness, jut, prominence, protuberance, protrusion, extrusion, excrescence - something that bulges out or is protuberant or projects from a form
--1 is a kind of projection
--1 has particulars:frontal eminence; occipital protuberance; belly; caput; mogul; nub, nubble; snag; wart Derived forms: verb protrude2, verb protrude3 - protrusion, projection, jut, jutting - the act of projecting out from something
--2 is a kind of change of shape
Derived form: verb protrude1