68 entries under bad topic. ×

21
disastrous(adjective, help, pain, unhappy)
17
harmful(adjective, mean, wrong, evil)
16
calamitous(adjective, help, pain, unhappy)
16
pernicious(adjective, help, dreadful, distressing)
15
deleterious(adjective, mean, wrong, evil)
14
injurious(adjective, mean, wrong, evil)
12
damaging(adjective, mean, wrong, evil)
12
devastating(adjective, severe, intense, destruction)
11
deadly(adjective, destruction, painful, suffering)
10
noxious(adjective, mean, wrong, evil)
9
detrimental(adjective, mean, wrong, evil)
9
hurtful(adjective, mean, wrong, evil)
8
unfortunate(adjective, poor, awful, awkward)
7
adverse(adjective, poor, awkward, inappropriate)
7
poisonous(adjective, distressing, harmful, injurious)
7
tragic(adjective, catastrophic)
6
evil(adjective, mean, wrong, harsh)
6
ill(adjective, evil, arouse bad feelings)
6
prejudicial(adjective, negative, distressing, harmful)
5
malignant(adjective, injurious, damaging, deadly)
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APASmart Define. (2016). ruinous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/ruinous/thesaurus/synonyms
ChicagoSmart Define. 2016. "ruinous thesaurus" https://smartdefine.org/ruinous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, ruinous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/ruinous/thesaurus/synonyms>.
MLASmart Define. "ruinous thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/ruinous/thesaurus/synonyms>