harmful

I

(New American Roget's College Thesaurus)

adj. injurious, hurtful. See disease, badness. Ant., harmless, safe.

II

(Roget's IV) modif.

Syn. injurious, detrimental, hurtful, noxious, evil, mischievous, ruinous, malefic, demolitionary, internecine, adverse, inimical, harassing, sinister, subversive, incendiary, virulent, calamitous, cataclysmic, corroding, toxic, baleful, nocuous, consumptive, painful, wounding, crippling, bad, malicious, malignant, sinful, pernicious, baneful, unwholesome, pestilential, pestiferous, deleterious, annihilative, corrupting, menacing, ill-omened, dire, morbific, devouring, prejudicial, damaging, corrupt, vicious, insidious, treacherous, devastating, catastrophic, disastrous, wild, murderous, undetermining, sapping, destructive, unhealthy, stunting, habit-forming, killing, fatal, mortal, serious, costly, fraught with harm, doing harm, fraught with evil, painful, sore, extirpative, afflicting, distressing, fell, diabolic, brutal, unhealthful, satanic, demoniac, ill, grievous, mortal, lethal, malevolent, mephitic, venomous, cruel, unfortunate, disadvantageous, felonious, aching, pricking, objectionable, fiendish, maleficent, unpropitious, unlucky, malign, sinistrous, noisome, devilish, corrosive; see also dangerous 1 , 2 . deadly , ominous , poisonous , wicked .

Ant. pure, healthful*, good.

III

(Roget's 3 Superthesaurus) a.

injurious, hurtful, damaging, destructive, detrimental, wounding, crippling, abusive, adverse, noxious, deleterious, inimical, pernicious, ruinous, disastrous.

ANT.: beneficial, helpful, harmless

IV

(Roget's Thesaurus II) adjective Causing harm or injury: bad, deleterious, detrimental, evil, hurtful, ill, injurious, mischievous. See HELP.