0
infelicitous
0
infelicity
0
inopportunely
0
lucklessly
0
misfortunes
0
most unfortunately(expression, idiom, regret)
0
need
0
ominously(adverb, unfortunately, darkly, threateningly)
0
pathetically
0
piteously
0
sorrow
0
sorry to say(expression, idiom)
0
unluckier
0
unsatisfactorily
0
wrecked
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APASmart Define. (2015). regrettably thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/regrettably/thesaurus/synonyms
ChicagoSmart Define. 2015. "regrettably thesaurus" https://smartdefine.org/regrettably/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, regrettably thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/regrettably/thesaurus/synonyms>.
MLASmart Define. "regrettably thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/regrettably/thesaurus/synonyms>