160 entries under adjective topic. ×

2
detrimental
2
disused(useless, tired, unfit, bent)
2
expendable(weak, stupid, useless, impractical)
2
feckless(weak, stupid, useless, impractical)
2
infeasible(wild, unreasonable, useless, absurd)
2
no-good(poor, base, inferior, insignificant)
2
nonviable(wild, unreasonable, useless, absurd)
2
of no use(verb, expression, idiom, phrasal verb)
2
otherworldly(wild, unreasonable, useless, absurd)
2
scrap(weak, stupid, idle, useless)
2
speculative(wild, unreasonable, useless, absurd)
2
unfunctional(weak, stupid, idle, useless)
2
unreal(wild, unreasonable, useless, absurd)
2
unreasonable(inoperative, incapacitated, unpractical, unviable)
2
valueless(weak, poor, base, inferior)
1
abandoned(poor, base, inferior, insignificant)
1
abject(poor, base, inferior, insignificant)
1
bad(useless, unfit)
1
base(poor, inferior, insignificant, useless)
1
bogus(poor, base, inferior, insignificant)
10 years ago|7.3k views|share |citing 
APASmart Define. (2016). unusable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unusable/thesaurus/synonyms
ChicagoSmart Define. 2016. "unusable thesaurus" https://smartdefine.org/unusable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, unusable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unusable/thesaurus/synonyms>.
MLASmart Define. "unusable thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/unusable/thesaurus/synonyms>