psychology vs sensitization

psychology and sensitization both are nouns.

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

psychology (noun)	sensitization (noun)
the science of mental life	rendering an organism sensitive to a serum by a series of injections
	(psychology) the process of becoming highly sensitive to specific events or situations (especially emotional events or situations)
	the state of being sensitive (as to an antigen)