WordNet: harmful

causing or capable of causing harm; "too much sun is harmful to the skin"; "harmful effects of smoking"

• also see disadvantageous

• also see malign

• also see destructive

• also see noxious

• also see offensive

• also see painful

• also see toxic

• also see unwholesome

• similar to abusive

• similar to bad

• similar to bruising

• similar to deleterious, hurtful, injurious

• similar to calumniatory, calumnious, defamatory, denigrating, denigrative, denigratory, libellous, libelous, slanderous

• similar to catastrophic, ruinous

• similar to counterproductive

• similar to damaging, detrimental, prejudicial, prejudicious

• similar to ill

• similar to insidious, pernicious, subtle

• similar to mischievous

• similar to nocent

• similar to stabbing, wounding

harmful

• (englanti) harmless (antonym)

• (englanti) harmfulness (derivationally related)
• (suomi) vahingollinen (synonyymi)