- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
146 entries under adjective topic. ×
| destructive(unfortunate, grievous) | |
| deteriorating(weakening, worsening) | |
| detrimental(unfortunate, grievous) | |
| devastating(unfortunate, grievous) | |
| dwindling(weakening, worsening, deteriorating) | |
| dying(weakening, worsening, deteriorating) | |
| effete | |
| fading(weakening, worsening, deteriorating) | |
| faint(weak, short, weakening, worsening) | |
| fatal(unfortunate, grievous) | |
| fateful(unfortunate, grievous) | |
| finished | |
| for naught | |
| frivolous(empty, worthless, hopeless, ineffective) | |
| grievous | |
| harmful(unfortunate, grievous) | |
| ill-chosen | |
| impracticable | |
| impractical | |
| irrelevant(empty, worthless, frivolous, ineffective) |
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| APA | Smart Define. (2016). unsuccessful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unsuccessful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unsuccessful thesaurus" https://smartdefine.org/unsuccessful/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, unsuccessful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unsuccessful/thesaurus/synonyms>. |
| MLA | Smart Define. "unsuccessful thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/unsuccessful/thesaurus/synonyms> |