1
poorly
1
profoundly(adverb, severely, thoroughly, completely, intensely)
1
reprehensibly
1
ruddy
1
sad to say(adverb, with sadness)
1
sardonically(adverb, bad feelings)
1
severely(adverb, badly, completely, intensely, extremely)
1
shatteringly
1
solemnly
1
sombrely
1
sombrously
1
something awful
1
something fierce
1
sorrowful
1
sorry
1
spiritlessly(adverb, bad feelings)
1
staggeringly
1
surely(adverb, severely, thoroughly, completely, intensely)
1
tearfully
1
terrible
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APASmart Define. (2016). sadly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sadly/thesaurus/synonyms
ChicagoSmart Define. 2016. "sadly thesaurus" https://smartdefine.org/sadly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, sadly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sadly/thesaurus/synonyms>.
MLASmart Define. "sadly thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/sadly/thesaurus/synonyms>