stinkpot vs disagreeable person

stinkpot and disagreeable person both are nouns.

Word	Noun	Adjective	Verb	Adverb
stinkpot	Yes	No	No	No
disagreeable person	Yes	No	No	No

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

Other hypernyms of stinkpot include unpleasant person.

stinkpot (noun)	disagreeable person (noun)
small freshwater turtle having a strong musky odor	a person who is not pleasant or agreeable
a person who is deemed to be despicable or contemptible