unsusceptible vs susceptible

unsusceptible and susceptible both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unsusceptible	No	Yes	No	No
susceptible	No	Yes	No	No

unsusceptible (adjective)	susceptible (adjective)
not susceptible to	(often followed by `of' or `to') yielding readily to or capable of
	easily impressed emotionally