adjuster vs adjust

adjuster is a noun but adjust is not a noun.

Word	Noun	Adjective	Verb	Adverb
adjuster	Yes	No	No	No
adjust	No	No	Yes	No

adjuster (noun)	adjust (noun)
one who investigates insurance claims or claims for damages and recommends an effective settlement

adjuster (verb)	adjust (verb)
	alter or regulate so as to achieve accuracy or conform to a standard
	adapt or conform oneself to new or different conditions
	make correspondent or conformable
	place in a line or arrange so as to be parallel or straight
	decide how much is to be paid on an insurance claim