psychology vs maladjusted

psychology is a noun but maladjusted is not a noun.

Word	Noun	Adjective	Verb	Adverb
psychology	Yes	No	No	No
maladjusted	No	Yes	No	No

psychology (noun)	maladjusted (noun)
the science of mental life

psychology (adjective)	maladjusted (adjective)
	poorly adjusted to demands and stresses of daily living
	emotionally unstable and having difficulty coping with personal relationships
	not well adjusted