Synonyms|405Antonyms|134|Broader|3Narrower|0Related|729

61 entries under adjective topic. ×

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dead
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dud
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frothy
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hurting
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inane
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inutile
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invalid(worthless, unfounded)
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piffling
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sterile
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superficial
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superfluous
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trashy
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unfruitful
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unoccupied
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unwise
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vacant
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vacuous
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void
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wicked(destructive, troublesome)
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windy
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APASmart Define. (2016). worthwhile thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/worthwhile/thesaurus/antonyms
ChicagoSmart Define. 2016. "worthwhile thesaurus" https://smartdefine.org/worthwhile/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, worthwhile thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/worthwhile/thesaurus/antonyms>.
MLASmart Define. "worthwhile thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/worthwhile/thesaurus/antonyms>