Error, mistake.
An item (or kind of item) of merchandise with negative value; an unwanted good.
To issue a command; to tell.
To invite; to summon.
To utter a greeting or salutation.
To shell (a walnut).
Unfavorable; negative; not good.
Not suitable or fitting.
Not appropriate, of manners etc.
Unhealthy; liable to cause health problems.
Sickly, unhealthy, unwell.
Not behaving; behaving badly; misbehaving; mischievous or disobedient.
Tricky; stressful; unpleasant.
Evil; wicked.
Faulty; not functional.
(of food) Spoiled, rotten, overripe.
(of breath) Malodorous; foul.
False; counterfeit; illegitimate.
Unskilled; of limited ability; not good.
Of poor physical appearance.
Bold and daring.
Good, superlative, excellent, cool.
(of a need, want, or pain) Severe, urgent.
Overly promiscuous, licentious.
(of a draft/check) Not covered by funds on account.
Fantastic.
Badly.