belligerent vs hostile

belligerent and hostile both are nouns.

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

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

belligerent (adjective)	hostile (adjective)
characteristic of an enemy or one eager to fight	characterized by enmity or ill will
engaged in war	not belonging to your own country's forces or those of an ally
	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