desensitizing vs predisposition

desensitizing is not a noun while predisposition is a noun.

Word	Noun	Adjective	Verb	Adverb
desensitizing	No	Yes	No	No
predisposition	Yes	No	No	No

desensitizing (noun)	predisposition (noun)
	a disposition in advance to react in a particular way
	an inclination beforehand to interpret statements in a particular way
	susceptibility to a pathogen

desensitizing (adjective)	predisposition (adjective)
making less susceptible or sensitive to either physical or emotional stimuli