hassle vs combat

hassle and combat both are nouns.

Word	Noun	Adjective	Verb	Adverb
hassle	Yes	No	Yes	No
combat	Yes	No	Yes	No

As nouns, combat is a hypernym of hassle; that is, combat is a word with a broader meaning than hassle:

Other hypernyms of hassle include fight, fighting, scrap.

hassle (noun)	combat (noun)
disorderly fighting	an engagement fought between two military forces
an angry disturbance	the act of fighting; any contest or struggle

hassle (verb)	combat (verb)
annoy continually or chronically	battle or contend against in or as if in a battle