excrescence vs extrusion

excrescence and extrusion both are nouns.

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

As nouns, excrescence and extrusion are synonyms defined as:

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

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

excrescence (noun)	extrusion (noun)
(pathology) an abnormal outgrowth or enlargement of some part of the body	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