Example : 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.

Synonyms : bulge, bump, excrescence, gibbosity, gibbousness, hump, jut, prominence, protrusion, protuberance, swelling

Example : An unexpected extrusion of toothpaste from the bottom of the tube.
The expulsion of pus from the pimple.

Synonyms : expulsion