3
doubtingly
3
i don't know
2
irresolutely
1
doubtfully
1
dubiously
1
hesitantly
1
in a way
1
optionally
1
skeptically
1
uncertain(adjective, adverb, indefinite, unmistakably, perceptibly)
1
uncertainly(adverb, certainly)
0
about
0
abstractly
0
allegedly
0
almost
0
ambiguously
0
ambivalently
0
arguably
0
awhile
0
bad
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APASmart Define. (2015). surely thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/surely/thesaurus/antonyms
ChicagoSmart Define. 2015. "surely thesaurus" https://smartdefine.org/surely/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, surely thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/surely/thesaurus/antonyms>.
MLASmart Define. "surely thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/surely/thesaurus/antonyms>