vicious

Vicious is a related term of offensive.

As an adjective vicious

is pertaining to vice; characterised by immorality or depravity.

As a noun offensive is

offensive (posture of attacking or being able to attack).

Terrible is a related term of vicious.

As adjectives the difference between terrible and vicious

is that terrible is dreadful; causing alarm and fear while vicious is pertaining to vice; characterised by immorality or depravity.

Pitiless is a related term of vicious.

As adjectives the difference between pitiless and vicious

is that pitiless is having, or showing, no pity; merciless while vicious is pertaining to vice; characterised by immorality or depravity.

Vicious is a related term of beastly.

As adjectives the difference between vicious and beastly

is that vicious is pertaining to vice; characterised by immorality or depravity while beastly is (uk) pertaining to, or having the form, nature or habits of, a beast.

As an adverb beastly is

like a beast; brutishly.

As adjectives the difference between vicious and vivacious

is that vicious is pertaining to vice; characterised by immorality or depravity while vivacious is lively and animated; full of life and energy.

Abusive is a related term of vicious.

As adjectives the difference between abusive and vicious

is that abusive is wrongly used; perverted; misapplied; unjust; illegal while vicious is pertaining to vice; characterised by immorality or depravity.

Horrible is a related term of vicious.

As adjectives the difference between horrible and vicious

is that horrible is causing horror; terrible; shocking while vicious is pertaining to vice; characterised by immorality or depravity.

As a noun horrible

is a thing that causes horror; a terrifying thing, particularly a prospective bad consequence asserted as likely to result from an act.

Inhuman is a related term of vicious.

As adjectives the difference between inhuman and vicious

is that inhuman is of or pertaining to inhumanity and the indifferently cruel, sadistic or barbaric behavior it brings while vicious is pertaining to vice; characterised by immorality or depravity.

As adjectives the difference between vicious and venomous

is that vicious is pertaining to vice; characterised by immorality or depravity while venomous is full of venom.

As adjectives the difference between vicious and diabolical

is that vicious is pertaining to vice; characterised by immorality or depravity while diabolical is extremely wicked or cruel.