Devilish
Pronunciation : Dev"il*ish
Part of Speech : a.
Definition : 1. Resembling, characteristic of, or pertaining to, the devil; diabolical; wicked in the extreme. "Devilish wickedness." Sir P. Sidney. This wisdom descendeth not from above, but is earthly, sensual, devilish. James iii. 15.
2. Extreme; excessive. [Colloq.] Dryden.
Syn. -- Diabolical; infernal; hellish; satanic; wicked; malicious; detestable; destructive. -- Dev"il*ish*ly, adv. -- Dev"il*ish*ness, n.
Source : Webster's Unabridged Dictionary, 1913