37 entries under ineffective topic. ×

6
inoperative(adjective, weak, stupid, inferior, idle)
6
otiose(adjective, useless, trivial, empty, insufficient)
5
meaningless(adjective, stupid, insignificant, idle, useless)
5
nugatory(adjective, failure, inferior, inadequate, limited)
3
trivial(adjective, stupid, insignificant, useless, empty)
2
exhausted(adjective, useless, trivial, insufficient, hopeless)
2
insignificant(adjective, stupid, useless, trivial, empty)
1
frivolous(adjective, useless, trivial, empty, worthless)
1
groundless(adjective, empty, worthless, frivolous)
1
irrelevant(adjective, stupid, insignificant, useless, empty)
1
puny(adjective, useless, trivial, petty, frivolous)
1
stupid(adjective, silly, insignificant, idle, useless)
1
superficial(adjective, empty, worthless, frivolous)
0
not serious(expression, adjective, empty, worthless, frivolous)
0
of no avail(expression, adjective, idiom, empty, worthless)
0
rambling(adjective, empty, worthless, frivolous)
0
unhelpful(adjective, useless, empty, worthless, frivolous)
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APASmart Define. (2016). fruitless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fruitless/thesaurus/synonyms
ChicagoSmart Define. 2016. "fruitless thesaurus" https://smartdefine.org/fruitless/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, fruitless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fruitless/thesaurus/synonyms>.
MLASmart Define. "fruitless thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/fruitless/thesaurus/synonyms>