[adj] constituting a disadvantage
[adj] tending to cause great harm
[adj] contrary to your interests or welfare; "adverse circumstances"; "made a place for themselves under the most untoward conditions"
[adj] causing or capable of causing harm; "too much sun is harmful to the skin"; "harmful effects of smoking"
[adj] injurious to physical or mental health; "noxious chemical wastes"; "noxious ideas"
[adj] able or likely to do harm
abusive, adverse, bad, baneful, bruising, calumniatory, calumnious, catastrophic, corrupting, counterproductive, damaging, dangerous, deadly, defamatory, degrading, deleterious, denigrating, denigrative, denigratory, detrimental, disadvantageous, evil, hu