8
simply(adverb, manner, calmness, easiness, truly)
6
coolly(adverb, manner, calmness, easiness, artlessly)
6
freely(adverb, manner, calmness, easiness, artlessly)
5
plainly(adverb, manner, calmness, easiness, really)
4
best regards(expression, language, farewell, goodbye, bye)
3
positively(adverb, really, seriously, truly, honestly)
3
absolutely(adverb, really, seriously, truly, honestly)
3
adoringly yours(expression, language, farewell, goodbye, bye)
3
affectionately yours(expression, language, farewell, goodbye, bye)
3
calmly(adverb, manner, calmness, easiness)
3
comfortably(adverb, manner, calmness, easiness)
3
competently(adverb, manner, calmness, easiness)
3
conveniently(adverb, manner, calmness, easiness)
3
dexterously(adverb, manner, calmness, easiness)
3
easily(adverb, manner, calmness, easiness)
3
efficiently(adverb, manner, calmness, easiness)
3
effortlessly(adverb, manner, calmness, easiness)
3
especially yours(expression, language, farewell, goodbye, bye)
3
eternally yours(expression, language, farewell, goodbye, bye)
3
evenly(adverb, manner, calmness, easiness)
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APASmart Define. (2016). sincerely thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sincerely/thesaurus/related
ChicagoSmart Define. 2016. "sincerely thesaurus" https://smartdefine.org/sincerely/thesaurus/related (accessed September 23, 2026).
HarvardSmart Define 2016, sincerely thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sincerely/thesaurus/related>.
MLASmart Define. "sincerely thesaurus" 30 March 2016. Web. 23 September 2026. <https://smartdefine.org/sincerely/thesaurus/related>