44 entries under feeble topic. ×

30
futile(adjective, weak, inadequate, limited)
29
useless(adjective, weak, failure, inferior, inadequate)
28
vain(adjective, weak, idle, inadequate, limited)
28
unavailing(adjective, failure, stupid, idle, inadequate)
25
fruitless(adjective, failure, stupid, idle, inadequate)
23
worthless(adjective, inadequate, limited, useless)
23
ineffectual(adjective, failure, stupid, idle, inadequate)
20
unproductive(adjective, weak, stupid, inferior, idle)
16
abortive(adjective, failure, stupid, idle, inadequate)
16
unprofitable(adjective, weak, inferior, inadequate)
15
idle(adjective, stupid, inadequate, limited)
14
unsuccessful(adjective, inferior, inadequate, limited)
9
barren(adjective, inadequate, useless, trivial)
9
nugatory(adjective, failure, inferior, inadequate, limited)
7
impotent(adjective, failure, inferior, inadequate, limited)
7
inoperative(adjective, weak, stupid, inferior, inadequate)
5
unfruitful(adjective, inadequate, limited, useless)
4
inadequate(adjective, limited, useless, impractical)
4
inefficient(failure, inferior, inadequate, limited)
4
void(adjective, inferior, inadequate, useless)
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APASmart Define. (2016). bootless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/bootless/thesaurus/synonyms
ChicagoSmart Define. 2016. "bootless thesaurus" https://smartdefine.org/bootless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, bootless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/bootless/thesaurus/synonyms>.
MLASmart Define. "bootless thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/bootless/thesaurus/synonyms>