crybaby vs disagreeable person

crybaby and disagreeable person both are nouns.

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

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

Other hypernyms of crybaby include unpleasant person.

crybaby (noun)	disagreeable person (noun)
a person given to excessive complaints and crying and whining	a person who is not pleasant or agreeable
a person who lacks confidence, is irresolute and wishy-washy