55 entries under adverb topic. ×

1
mutinously
1
ominously
1
precariously
1
rebelliously
1
riskily
1
roguishly(deceitfully, fraudulently, untruthfully)
1
seditiously
1
shakily
1
subversively
1
threateningly
0
deceivingly
0
hollowly
0
meanly
0
trickily
0
unstably
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APASmart Define. (2015). treacherously thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/treacherously/thesaurus/synonyms
ChicagoSmart Define. 2015. "treacherously thesaurus" https://smartdefine.org/treacherously/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, treacherously thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/treacherously/thesaurus/synonyms>.
MLASmart Define. "treacherously thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/treacherously/thesaurus/synonyms>