1
indistinctly(adverb, dishonesty, manner, falsehood)
1
indolently(adverb, dishonesty, manner, falsehood)
1
invalidly(adverb, dishonesty, manner, falsehood)
1
ironically(adverb, dishonesty, manner, falsehood)
1
lackadaisically(adverb, dishonesty, manner, falsehood)
1
laughingly(adverb, dishonesty, manner, falsehood)
1
lazily(adverb, dishonesty, manner, falsehood)
1
malevolently(adverb, doubtfully, dishonestly, affectedly, insincerely)
1
maliciously(adverb, doubtfully, dishonestly, affectedly, insincerely)
1
perfidiously(adverb, doubtfully, dishonestly, affectedly, insincerely)
1
problematically(adverb, doubtfully, dishonestly, affectedly, insincerely)
1
reluctantly(adverb, dishonesty, manner, falsehood)
1
reticently(adverb, dishonesty, manner, falsehood)
1
roguishly(adverb, doubtfully, dishonestly, affectedly, insincerely)
1
sacrilegiously(adverb, dishonesty, manner, falsehood)
1
sardonically(adverb, dishonesty, manner, falsehood)
1
secretively(adverb, dishonesty, manner, falsehood)
1
secretly(adverb, dishonesty, manner, falsehood)
1
skeptically(adverb, doubtfully, dishonestly, affectedly, insincerely)
1
suspiciously(adverb, doubtfully, dishonestly, affectedly, insincerely)
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APASmart Define. (2016). sincerely thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sincerely/thesaurus/antonyms
ChicagoSmart Define. 2016. "sincerely thesaurus" https://smartdefine.org/sincerely/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, sincerely thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sincerely/thesaurus/antonyms>.
MLASmart Define. "sincerely thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/sincerely/thesaurus/antonyms>