scallywag vs bad person

scallywag and bad person both are nouns.

Word	Noun	Adjective	Verb	Adverb
scallywag	Yes	No	No	No
bad person	Yes	No	No	No

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

scallywag: a white Southerner who supported Reconstruction policies after the American Civil War (usually for self-interest)
bad person: a person who does harm to others

scallywag (noun)	bad person (noun)
one who is playfully mischievous	a person who does harm to others
a deceitful and unreliable scoundrel
a white Southerner who supported Reconstruction policies after the American Civil War (usually for self-interest)