predisposition vs desensitizing

predisposition is a noun but desensitizing is not a noun.

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

predisposition (noun)	desensitizing (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

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