scoffer vs unpleasant person

scoffer and unpleasant person both are nouns.

Word	Noun	Adjective	Verb	Adverb
scoffer	Yes	No	No	No
unpleasant person	Yes	No	No	No

As nouns, unpleasant person is a hypernym of scoffer; that is, unpleasant person is a word with a broader meaning than scoffer:

scoffer: someone who jeers or mocks or treats something with contempt or calls out in derision
unpleasant person: a person who is not pleasant or agreeable

Other hypernyms of scoffer include disagreeable person.

scoffer (noun)	unpleasant person (noun)
someone who jeers or mocks or treats something with contempt or calls out in derision	a person who is not pleasant or agreeable
someone who eats food rapidly and greedily