Noun
The act of thrusting or pushing out; a driving out; expulsion.
Source: Webster's dictionarythe gun in his pocket made an obvious bulge Source: Internet
the hump of a camel Source: Internet
he stood on the rocky prominence Source: Internet
the occipital protuberance was well developed Source: Internet
the bony excrescence between its horns Source: Internet
an unexpected extrusion of toothpaste from the bottom of the tube Source: Internet