scoundrel vs villain

scoundrel and villain both are nouns.

Word	Noun	Adjective	Verb	Adverb
scoundrel	Yes	No	No	No
villain	Yes	No	No	No

As nouns, scoundrel and villain are synonyms defined as:

scoundrel and villain: a wicked or evil person; someone who does evil deliberately

scoundrel (noun)	villain (noun)
a wicked or evil person; someone who does evil deliberately	a wicked or evil person; someone who does evil deliberately
	the principal bad character in a film or work of fiction