14
malevolent
13
evil(adjective, negative, harmful, threatening, injurious)
10
malign(adjective, injurious, hurtful)
9
baneful(adjective, negative, harmful, threatening, injurious)
8
harmful(adjective, negative, threatening, injurious, damaging)
7
deleterious(adjective, negative, harmful, threatening, injurious)
7
injurious(adjective, negative, harmful, threatening, damaging)
7
malicious(adjective, injurious, damaging, destructive)
7
malignant(adjective, negative, harmful, threatening, injurious)
6
baleful(negative, harmful, threatening, injurious, damaging)
6
detrimental(adjective, negative, harmful, injurious, damaging)
6
disadvantageous(adjective, injurious, damaging, destructive, inexpedience)
6
mischievous(adjective, threatening, injurious, damaging, destructive)
6
vicious
6
wicked
5
bad(adjective, negative, harmful, threatening, injurious)
5
hurtful(adjective, negative, harmful, threatening, injurious)
5
iniquitous
5
maleficent
5
noxious(adjective, negative, harmful, injurious, damaging)
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APASmart Define. (2015). malefic thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/malefic/thesaurus/synonyms
ChicagoSmart Define. 2015. "malefic thesaurus" https://smartdefine.org/malefic/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, malefic thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/malefic/thesaurus/synonyms>.
MLASmart Define. "malefic thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/malefic/thesaurus/synonyms>