42 entries under adverb topic. ×

4
inexcusably
3
untenably
2
unjustifiably
2
unquestionably(doubt, certainly, undeniably, indisputably)
2
unwarrantably
1
harmlessly
1
idly
1
invalidly
1
shakily(unsteadily, invalidly)
1
weakly
1
wrongly(illicitly, unlawfully, inexcusably, unpardonably)
0
absolutely(definitely, undeniably, indisputably)
0
awfully
0
badly
0
categorically(undeniably, indisputably)
0
deplorably
0
faintly
0
faultily
0
frailly
0
gratuitously
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APASmart Define. (2015). indefensibly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/indefensibly/thesaurus/synonyms
ChicagoSmart Define. 2015. "indefensibly thesaurus" https://smartdefine.org/indefensibly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, indefensibly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/indefensibly/thesaurus/synonyms>.
MLASmart Define. "indefensibly thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/indefensibly/thesaurus/synonyms>