3
abysmally
3
awfully
3
defectively
3
incompetently
2
appallingly
1
atrociously
1
austerely
1
badly
1
comparably
0
deficiently
0
detestably
0
direly
0
discordantly
0
dreadfully
0
execrably
0
faultily
0
fearfully
0
frightfully
0
grossly
0
horrendously
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APASmart Define. (2015). superbly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/superbly/thesaurus/antonyms
ChicagoSmart Define. 2015. "superbly thesaurus" https://smartdefine.org/superbly/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, superbly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/superbly/thesaurus/antonyms>.
MLASmart Define. "superbly thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/superbly/thesaurus/antonyms>