belligerence vs hostility

belligerence and hostility both are nouns.

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

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

Other hypernyms of belligerence include enmity, ill will.

belligerence (noun)	hostility (noun)
a natural disposition to be hostile	violent action that is hostile and usually unprovoked
hostile or warlike attitude or nature	a hostile (very unfriendly) disposition
	the feeling of a hostile person
	a state of deep-seated ill-will