VICIOUSLY
viciously, brutally, savagely
(adverb) in a vicious manner; “he was viciously attacked”
Source: WordNet® 3.1
Etymology
Adverb
viciously (comparative more viciously, superlative most viciously)
In a vicious manner; ferociously or maliciously.
Source: Wiktionary
VICIOUS
Vi"cious, a. Etym: [OF. vicious, F. vicieux, fr. L. vitiosus, fr.
vitium vice. See Vice a fault.]
1. Characterized by vice or defects; defective; faulty; imperfect.
Though I perchance am vicious in my guess. Shak.
The title of these lords was vicious in its origin. Burke.
A charge against Bentley of vicious reasoning. De Quincey.
2. Addicted to vice; corrupt in principles or conduct; depraved;
wicked; as, vicious children; vicious examples; vicious conduct.
Who . . . heard this heavy curse, Servant of servants, on his vicious
race. Milton.
3. Wanting purity; foul; bad; noxious; as, vicious air, water, etc.
Dryden.
4. Not correct or pure; corrupt; as, vicious language; vicious
idioms.
5. Not well tamed or broken; given to bad tricks; unruly; refractory;
as, a vicious horse.
6. Bitter; spiteful; malignant. [Colloq.]
Syn.
– Corrupt; faulty; wicked; depraved.
– Vi"cious*ly, adv.
– Vi"cious*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition