1
earnestly
1
sincerely
0
solemnly
0
acutely
0
ardently
0
badly
0
cordially
0
cumbersomely
0
deeply
0
fervently
0
genially
0
genuinely
0
glossily
0
gravely
0
greatly
0
heartily
0
hotly
0
humorlessly
0
intemperately
0
intensely
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APASmart Define. (2015). flippantly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/flippantly/thesaurus/antonyms
ChicagoSmart Define. 2015. "flippantly thesaurus" https://smartdefine.org/flippantly/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, flippantly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/flippantly/thesaurus/antonyms>.
MLASmart Define. "flippantly thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/flippantly/thesaurus/antonyms>