9 entries under regretfully topic. ×

5
sorrowfully
4
ruefully
3
lamentably
3
regretfully(adverb, sadly, unhappily)
2
contritely
2
grievingly
2
remorsefully
1
penitently
1
shamefully
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APASmart Define. (2015). mournfully thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mournfully/thesaurus/synonyms
ChicagoSmart Define. 2015. "mournfully thesaurus" https://smartdefine.org/mournfully/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, mournfully thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mournfully/thesaurus/synonyms>.
MLASmart Define. "mournfully thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/mournfully/thesaurus/synonyms>