32 entries under adverb topic. ×

9
unfaithfully
5
unreliably
3
undependably
1
approximately
0
corruptly
0
deceitfully
0
deceptively
0
erroneously
0
faithlessly
0
carelessly
0
disloyally
0
fakely
0
falsely
0
fraudulently
0
hastily
0
heedlessly
0
imitationly
0
improperly
0
inaccurately
0
incautiously
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APASmart Define. (2015). faithfully thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/faithfully/thesaurus/antonyms
ChicagoSmart Define. 2015. "faithfully thesaurus" https://smartdefine.org/faithfully/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2015, faithfully thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/faithfully/thesaurus/antonyms>.
MLASmart Define. "faithfully thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/faithfully/thesaurus/antonyms>