115 entries under harmful topic. ×

12
dangerous(adjective, bad, severe, offensive, awful)
12
deadly(adjective, cruel, unkind, distressing, adverse)
12
inimical(adjective, person, unfriendly, antagonistic, contrary)
11
ill(adjective, help, mean, bad, evil)
11
malignant(adjective, mean, bad, evil, nasty)
11
nocuous(adjective, cruel, negative, unkind)
11
toxic(adjective, bad, dangerous, damaging)
9
insalubrious(adjective, offensive, foul, disgusting)
9
malign(adjective, mean, bad, evil, nasty)
9
noisome(adjective, bad, offensive, foul, immoral)
9
unwholesome(adjective, offensive, foul, disgusting, unhealthy)
9
virulent(adjective, mean, bad, evil, nasty)
8
disastrous(adjective, bad, wicked, immoral, malicious)
8
lethal(adjective, bad, dangerous, damaging)
7
catastrophic(adjective, damaging, deadly, destructive)
7
suicidal(adjective, violent, cruel, damaging)
7
venomous(adjective, mean, bad, nasty, wicked)
6
fatal(adjective, bad, evil, wicked)
6
insulting(adjective, offensive, distressing, damaging)
6
negative(adjective, unfriendly, antagonistic, unfavorable)
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APASmart Define. (2016). injurious thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/injurious/thesaurus/synonyms
ChicagoSmart Define. 2016. "injurious thesaurus" https://smartdefine.org/injurious/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, injurious thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/injurious/thesaurus/synonyms>.
MLASmart Define. "injurious thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/injurious/thesaurus/synonyms>