1
feebly
1
futily
1
grievously(adverb, by bad luck)
1
horribly(adverb, by bad luck)
1
implausibly
1
incompetently
1
lamentably(adverb, by bad luck)
1
lucklessly
1
miserably(adverb, by bad luck)
1
regrettably(adverb, by bad luck)
1
sadly(adverb, by bad luck)
1
unconvincingly
1
unfruitfully
1
unpersuasively
1
unrewardingly
1
unsatisfactorily
0
abject
0
abortive
0
accursed
0
adversity
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APASmart Define. (2015). unsuccessfully thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unsuccessfully/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsuccessfully thesaurus" https://smartdefine.org/unsuccessfully/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unsuccessfully thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unsuccessfully/thesaurus/synonyms>.
MLASmart Define. "unsuccessfully thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/unsuccessfully/thesaurus/synonyms>