hostility vs ill will

hostility and ill will both are nouns.

Word	Noun	Adjective	Verb	Adverb
hostility	Yes	No	No	No
ill will	Yes	No	No	No

As nouns, hostility and ill will are synonyms defined as:

As nouns, hostility and ill will are synonyms defined as:

Other synonyms of hostility include enmity.

hostility (noun)	ill will (noun)
violent action that is hostile and usually unprovoked	a hostile (very unfriendly) disposition
a hostile (very unfriendly) disposition	the feeling of a hostile person
the feeling of a hostile person
a state of deep-seated ill-will