- Definitions|2
- Thesaurus|1.7k
- Abbreviations|0
| bitter(adjective, mean, nasty, hateful, petty) | |
| boorish(evil, low, corrupt, vicious, debased) | |
| catty(adjective, mean, nasty, hateful, spiteful) | |
| causing hurt(expression, idiom) | |
| cesspool | |
| chancy(harmful, injurious, detrimental) | |
| contaminative | |
| costly | |
| counter-productive | |
| cure | |
| cussed(adjective, mean, nasty, vicious, wicked) | |
| cutting(cruel, unkind, upsetting) | |
| dangerouspast cure(expression, idiom, deterioration) | |
| deadlier | |
| debit-side(damaging, disparaging, hurtful, detrimental, derogatory) | |
| decayed | |
| degenerate(evil, low, corrupt, vicious, harmful) | |
| degraded(evil, low, corrupt, vicious, debased) | |
| degrading(harmful, injurious, detrimental) | |
| demoralizing(harmful, injurious, detrimental) |
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| APA | Smart Define. (2016). deleterious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deleterious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "deleterious thesaurus" https://smartdefine.org/deleterious/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, deleterious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deleterious/thesaurus/synonyms>. |
| MLA | Smart Define. "deleterious thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/deleterious/thesaurus/synonyms> |