Contemptible, unpleasant (of a person).
Spiteful, unkind.
Grave or dangerous (of an accident, illness etc.).
Awkward, difficult to navigate; dangerous.
Dirty, filthy.
Indecent or offensive; obscene, lewd.
Formidable, terrific; wicked.
Objectionable, unpleasant (of a thing); repellent, offensive.
Sexual intercourse.
Something nasty.
A video nasty.
Causing offense; arousing a visceral reaction of disgust, anger, hatred, or indignation.
Relating to an offense or attack, as opposed to defensive.
Having to do with play directed at scoring.
An attack.
The posture of attacking or being able to attack.