hostile vs belligerent

hostile and belligerent both are nouns.

Word	Noun	Adjective	Verb	Adverb
hostile	Yes	Yes	No	No
belligerent	Yes	Yes	No	No

hostile (noun)	belligerent (noun)
troops belonging to the enemy's military forces	someone who fights (or is fighting)

hostile (adjective)	belligerent (adjective)
characterized by enmity or ill will	characteristic of an enemy or one eager to fight
not belonging to your own country's forces or those of an ally	engaged in war
unsolicited and resisted by the management of the target company (used of attempts to buy or take control of a business)
very unfavorable to life or growth
impossible to bring into friendly accord