suspicion vs hostility

suspicion and hostility both are nouns.

Word	Noun	Adjective	Verb	Adverb
suspicion	Yes	No	No	No
hostility	Yes	No	No	No

As nouns, hostility is a hypernym of suspicion; that is, hostility is a word with a broader meaning than suspicion:

Other hypernyms of suspicion include antagonism, enmity.

suspicion (noun)	hostility (noun)
being of a suspicious nature	violent action that is hostile and usually unprovoked
doubt about someone's honesty	a hostile (very unfriendly) disposition
an impression that something might be the case	the feeling of a hostile person
the state of being suspected	a state of deep-seated ill-will