SCOUNDREL
villain, scoundrel
(noun) a wicked or evil person; someone who does evil deliberately
Source: WordNet® 3.1
Etymology
Possibly related to northern English or Scottish scunner: "to shrink back in fear or loathing" (Encyclopædia Britannica 1911).
Noun
scoundrel (plural scoundrels)
A mean, worthless fellow; a rascal; a villain; a person without honour or virtue.
Synonyms
• see also villain
Source: Wiktionary
Scoun"drel, n. Etym: [Probably from Prov. E. & Scotch scunner,
scouner, to loathe, to disgust, akin to AS. scunian to shun. See
Shun.]
Definition: A mean, worthless fellow; a rascal; a villain; a man without
honor or virtue.
Go, if your ancient, but ignoble blood
Has crept through soundrels ever since the flood. Pope.
Scoun"drel, a.
Definition: Low; base; mean; unprincipled.
Source: Webster’s Unabridged Dictionary 1913 Edition