opposed to something

opposing

disastrous

disastrous; tragic

(of speech, words etc) showing bad behaviour, a bad quality etc or one's low opinion; damaging a good reputation

offensive, uncomplimentary

causing disaster

detrimental, devastating

suggesting that a person or thing is of little value or importance

derogative

being or appearing unfriendly

antagonistic, mean

not favourable or promising; unlucky

ominous, unpromising

not hospitable

unfriendly

not suitable or favourable

not appropriate or suitable

said or done at an unsuitable time

not appropriate or suitable

expressing 'no', 'not', a refusal; lacking commitment, enthusiasm; (of number or amount) less than zero

bad, contradictory

suggesting evil or the likelihood of bad luck

nasty, menacing

unlucky; causing a person to feel sorry or bad

unlucky, bad

not friendly

nasty, hostile

not lucky

unfortunate, doomed

happening before the expected time

inappropriate

(used as the superlative of 'bad'); most badly; a condition, event, part etc that is the most bad

most wanting