extrusion vs gibbosity

extrusion and gibbosity both are nouns.

Word	Noun	Adjective	Verb	Adverb
extrusion	Yes	No	No	No
gibbosity	Yes	No	No	No

As nouns, extrusion and gibbosity are synonyms defined as:

extrusion and gibbosity: something that bulges out or is protuberant or projects from its surroundings

Other synonyms of extrusion include bulge, bump, excrescence, gibbousness, hump, jut, prominence, protrusion, protuberance, swelling.

extrusion (noun)	gibbosity (noun)
squeezing out by applying pressure	something that bulges out or is protuberant or projects from its surroundings
something that bulges out or is protuberant or projects from its surroundings