bruise vs diss

bruise is a noun but diss is not a noun.

Word	Noun	Adjective	Verb	Adverb
bruise	Yes	No	Yes	No
diss	No	No	Yes	No

As verbs, diss is a hyponym of bruise; that is, diss is a word with a more specific, narrower meaning than bruise:

Other hyponyms of bruise include affront, insult, lacerate, sting, abase, chagrin, humble, humiliate, mortify.

bruise (noun)	diss (noun)
an injury that doesn't break the skin but results in some discoloration

bruise (verb)	diss (verb)
damage (plant tissue) by abrasion or pressure	treat, mention, or speak to rudely
break up into small pieces for food preparation
injure the underlying soft tissue or bone of
hurt the feelings of