adjustable vs adjust

adjustable is an adjective but adjust is not an adjective.

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

adjustable (adjective)	adjust (adjective)
capable of being changed so as to match or fit
capable of being regulated

adjustable (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