4
harmful(adjective, worthless, second-rate, arouse bad emotions, crummy)
4
helpless(inadequate, inept, unable, unskilled, desperate)
4
inane(adjective, value, stupid, insignificant, unimportant)
4
insufficient(adjective, bad, poor, inadequate, trivial)
4
lame(bad, poor, inferior, inadequate, limited)
4
low value
4
of no avail(expression, adjective, idiom, empty, worthless)
4
of no use(verb, expression, adjective, idiom, phrasal verb)
4
puny(adjective, sad, miserable, inadequate, trivial)
4
redundant(adjective, spare, extreme, extra, surplus)
4
silly(adjective, stupid, insignificant, senseless, ridiculous)
4
subpar
4
thankless(adjective, unappreciated)
4
trashy(adjective, poor, base, inferior, insignificant)
4
unneeded(adjective, spare, extreme, trivial, extra)
4
unwanted(adjective, offensive, spare, extreme, extra)
4
weak(adjective, careless, stupid, inferior, inadequate)
3
asinine(adjective, ridiculous, absurd, pointless, vain)
3
careless(adjective, madcap, feckless, unaccountable, irresponsive)
3
decrepit(adjective, inadequate, deterioration, inappropriate, unhealthy)
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APASmart Define. (2016). useless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/useless/thesaurus/synonyms
ChicagoSmart Define. 2016. "useless thesaurus" https://smartdefine.org/useless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, useless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/useless/thesaurus/synonyms>.
MLASmart Define. "useless thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/useless/thesaurus/synonyms>