42 entries under ineffective topic. ×

34
futile(adjective, weak, flat, sad, unhappy)
32
bootless(adjective, weak, idle, inadequate, limited)
32
worthless(adjective, slight, value, small, silly)
31
useless(adjective, weak, flat, sad, value)
30
fruitless(adjective, weak, flat, sad, unhappy)
29
unavailing(adjective, weak, stupid, short, idle)
24
pointless(adjective, value, silly, stupid, insignificant)
20
abortive(adjective, weak, idle, inadequate, limited)
20
ineffectual(adjective, weak, stupid, insignificant, inadequate)
19
unproductive(adjective, weak, flat, stupid, inadequate)
17
unprofitable(adjective, flat, stupid, inadequate, limited)
15
unsuccessful(adjective, weak, inferior, short, inadequate)
14
empty(adjective, slight, value, small, silly)
14
idle(adjective, weak, slight, small, silly)
13
nugatory(adjective, slight, value, small, silly)
12
barren(adjective, inadequate, feeble, useless, trivial)
11
hollow(adjective, slight, value, small, silly)
11
profitless(adjective, flat, stupid, idle, useless)
11
unfruitful(adjective, inferior, inadequate, limited, feeble)
10
sterile(adjective, clean, useless, trivial, insufficient)
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APASmart Define. (2016). vain thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/vain/thesaurus/synonyms
ChicagoSmart Define. 2016. "vain thesaurus" https://smartdefine.org/vain/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, vain thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/vain/thesaurus/synonyms>.
MLASmart Define. "vain thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/vain/thesaurus/synonyms>