scallywag vs varlet

scallywag and varlet both are nouns.

Word	Noun	Adjective	Verb	Adverb
scallywag	Yes	No	No	No
varlet	Yes	No	No	No

As nouns, scallywag and varlet are synonyms defined as:

Other synonyms of scallywag include knave, rapscallion, rascal, rogue, scalawag.

scallywag (noun)	varlet (noun)
one who is playfully mischievous	in medieval times a youth acting as a knight's attendant as the first stage in training for knighthood
a deceitful and unreliable scoundrel	a deceitful and unreliable scoundrel
a white Southerner who supported Reconstruction policies after the American Civil War (usually for self-interest)