- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
26 entries under ineffective topic. ×
| idle(adjective, reason, false, true, worthless) | |
| empty(adjective, reason, negative, worthless, unwarranted) | |
| vain(adjective, false, empty, worthless, untrue) | |
| irrelevant(adjective, false, unreasonable, empty, senseless) | |
| frivolous(adjective, poor, thin, false, empty) | |
| fruitless(adjective, empty, worthless, frivolous) | |
| hollow(adjective, false, unreasonable, empty, senseless) | |
| insignificant(adjective, empty, senseless, worthless, unwarranted) | |
| nugatory(adjective, empty, worthless, frivolous) | |
| pointless(adjective, useless, empty, senseless, worthless) | |
| superficial(adjective, thin, false, empty, worthless) | |
| trivial(adjective, poor, thin, false, empty) | |
| unhelpful(adjective, empty, senseless, worthless, unwarranted) | |
| unnecessary(adjective, useless, empty, senseless, worthless) | |
| unsuccessful(adjective, empty, worthless, frivolous) | |
| useless(adjective, empty, senseless, worthless, unwarranted) | |
| worthless(adjective, empty, senseless, unwarranted, wanton) | |
| abortive(adjective, empty, worthless, frivolous) | |
| bootless(adjective, empty, worthless, frivolous) | |
| futile(adjective, empty, worthless, frivolous) |
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| APA | Smart Define. (2015). groundless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/groundless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "groundless thesaurus" https://smartdefine.org/groundless/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, groundless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/groundless/thesaurus/synonyms>. |
| MLA | Smart Define. "groundless thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/groundless/thesaurus/synonyms> |