16 entries under feeble topic. ×

5
flimsy(adjective, weak, poor, implausible)
5
unconvincing(adjective, weak, poor, implausible)
4
lame(adjective, weak, poor, implausible)
4
thin(adjective, weak, deficient)
3
ineffective(adjective, weak)
3
weak
1
inadequate(adjective, weak)
1
insufficient(adjective, weak)
1
poor(weak, implausible, unconvincing)
1
unsatisfactory(weak, poor, implausible, unconvincing)
0
faltering
0
faulty
0
flabby
0
inefficient
0
unpleasing
0
unsuitable
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APASmart Define. (2013). unpersuasive thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unpersuasive/thesaurus/synonyms
ChicagoSmart Define. 2013. "unpersuasive thesaurus" https://smartdefine.org/unpersuasive/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, unpersuasive thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unpersuasive/thesaurus/synonyms>.
MLASmart Define. "unpersuasive thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/unpersuasive/thesaurus/synonyms>