swordsman vs belligerent

swordsman and belligerent both are nouns.

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

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

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

swordsman (noun)	belligerent (noun)
someone skilled at fencing	someone who fights (or is fighting)

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