248 entries under adjective topic. ×

5
contrary(damaging, unfavorable, disparaging, hurtful)
5
corrupting(distressing, injurious, damaging, destructive)
5
devastating(bad, evil, dreadful, injurious)
5
inexpedient(damaging, disparaging, hurtful, detrimental)
5
malevolent
5
ominous(cruel, unkind, upsetting, threatening)
5
treacherous(dangerous, injurious, detrimental)
5
vicious
4
foul(mean, bad, wrong, evil)
4
antagonistic(person, mean, bad, wrong)
4
brutal
4
consumptive(injurious, damaging, deadly, destructive)
4
corroding(injurious, damaging, destructive, hurtful)
4
crippling(injurious, damaging, destructive, hurtful)
4
maleficent
4
negative(injurious, unfavorable, disparaging, hurtful)
4
objectionable(bad, offensive, rude, unpleasant)
4
offensive(bad, severe, evil, awful)
4
perilous(risky, dangerous, injurious, unsafe)
4
pestilent(unhealthy, dangerous, fatal, unwholesome)
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APASmart Define. (2016). harmful thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/harmful/thesaurus/synonyms
ChicagoSmart Define. 2016. "harmful thesaurus" https://smartdefine.org/harmful/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, harmful thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/harmful/thesaurus/synonyms>.
MLASmart Define. "harmful thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/harmful/thesaurus/synonyms>