withstander vs belligerent

withstander and belligerent both are nouns.

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

As nouns, belligerent is a hypernym of withstander; that is, belligerent is a word with a broader meaning than withstander:

Other hypernyms of withstander include battler, combatant, fighter, scrapper.

withstander (noun)	belligerent (noun)
an opponent who resists with force or resolution	someone who fights (or is fighting)
a fighter who holds out against attack

withstander (adjective)	belligerent (adjective)
	characteristic of an enemy or one eager to fight
	engaged in war