36 entries under ineffective topic. ×

23
useless(adjective, weak, failure, inferior, inadequate)
22
futile(adjective, inadequate, limited, feeble, useless)
21
unsuccessful(adjective, inferior, inadequate, limited, feeble)
21
vain(adjective, weak, idle, inadequate, limited)
20
fruitless(adjective, failure, stupid, idle, inadequate)
20
ineffectual(adjective, failure, stupid, inadequate, feeble)
19
unavailing(adjective, weak, failure, stupid, idle)
16
bootless(adjective, failure, stupid, idle, inadequate)
16
unproductive(adjective, weak, stupid, inferior, idle)
14
barren(adjective, inferior, inadequate, limited, feeble)
13
worthless(adjective, weak, inferior, inadequate, limited)
11
idle(adjective, stupid, inadequate, limited, feeble)
10
failed(adjective, failing, vain, unsuccessful)
10
pointless(adjective, stupid, useless, trivial, empty)
9
unprofitable(adjective, weak, inferior, feeble, useless)
8
profitless(adjective, stupid, idle, useless, trivial)
7
unfruitful(adjective, inadequate, limited, product, feeble)
6
empty(adjective, useless, trivial, insufficient, worthless)
6
hollow(adjective, useless, trivial, empty, insufficient)
5
otiose(adjective, useless, trivial, empty, insufficient)
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APASmart Define. (2016). abortive thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/abortive/thesaurus/synonyms
ChicagoSmart Define. 2016. "abortive thesaurus" https://smartdefine.org/abortive/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, abortive thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/abortive/thesaurus/synonyms>.
MLASmart Define. "abortive thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/abortive/thesaurus/synonyms>