pill vs unpleasant person

pill and unpleasant person both are nouns.

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

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

Other hypernyms of pill include disagreeable person.

pill (noun)	unpleasant person (noun)
a dose of medicine in the form of a small pellet	a person who is not pleasant or agreeable
something that resembles a tablet of medicine in shape or size
a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception
something unpleasant or offensive that must be tolerated or endured
a unpleasant or tiresome person