218 entries under adjective topic. ×

4
unsuitable
4
vacuous
4
void(inferior, inadequate, limited, feeble)
3
contemptible(poor, base, inferior, insignificant)
3
delusive(hopeless, pointless, vain)
3
despicable(poor, base, inferior, insignificant)
3
foiled(unsuccessful, arouse bad feelings)
3
frustrated(unsuccessful, arouse bad feelings)
3
impossible(desperate, unpromising, unfeasible, irresoluble)
3
inconsequential(poor, base, value, stupid)
3
inferior(poor, base, insignificant, inadequate)
3
invalid
3
mediocre(poor, base, inferior, insignificant)
3
nonfunctional(weak, stupid, idle, useless)
3
of no avail(expression, idiom, empty, worthless)
3
superficial(empty, worthless, frivolous, ineffective)
3
thwarted(unsuccessful, arouse bad feelings)
3
trashy(poor, base, inferior, insignificant)
3
unable(weak, inferior, inadequate, limited)
3
unessential(poor, base, inferior, insignificant)
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APASmart Define. (2016). futile thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/futile/thesaurus/synonyms
ChicagoSmart Define. 2016. "futile thesaurus" https://smartdefine.org/futile/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, futile thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/futile/thesaurus/synonyms>.
MLASmart Define. "futile thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/futile/thesaurus/synonyms>