79 entries under adjective topic. ×
| harmful(bad, awkward, useless) | |
| hopeless | |
| inconvenient(bad, awkward, useless) | |
| injurious(bad, awkward, useless) | |
| meaningless(reasonable, use, value, worth) | |
| negative | |
| non-beneficial(gain, benefit, effect, result) | |
| trivial(important, substantial, serious) | |
| unhelpful(bad, awkward, useless, helpful) | |
| unimportant(value, important, substantial) | |
| unsuitable(bad, awkward, useless) | |
| abortive | |
| barren | |
| bootless | |
| clumsy | |
| decorative | |
| dispensable(able, necessary) | |
| hurtful(bad, awkward, useless) | |
| idle | |
| inappropriate(bad, awkward, useless) |
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| APA | Smart Define. (2016). useful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/useful/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "useful thesaurus" https://smartdefine.org/useful/thesaurus/antonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, useful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/useful/thesaurus/antonyms>. |
| MLA | Smart Define. "useful thesaurus" 5 January 2016. Web. 27 September 2026. <https://smartdefine.org/useful/thesaurus/antonyms> |