61 entries under noun topic. ×

19
dream(vision, illusion, concrete, nightmare)
10
uncertainty(doubt, confidence, peace, changeableness)
6
doubt(calm, uncertainty, lack, conviction)
6
hesitation(uncertainty, confidence, waiting)
5
distrust(uncertainty, lack, trust)
3
ambiguity(uncertainty, clarity)
3
disbelief(uncertainty, confidence)
3
doubtfulness
3
dubiety
3
misgiving(ease, assurance)
3
question(verb, doubt, trust, suspicioning)
3
suspicion
3
theory(belief, uncertainty, truth, hypothesis)
2
anxiety(calm, ease, calmness)
2
concept
2
contingency(chance, possibility, improbability, unlikelihood)
2
enigma
2
fancy(dislike, hate, dream, liking)
2
fantasy
2
hazard(chance, safety, luck)
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APASmart Define. (2016). certainty thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/certainty/thesaurus/antonyms
ChicagoSmart Define. 2016. "certainty thesaurus" https://smartdefine.org/certainty/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, certainty thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/certainty/thesaurus/antonyms>.
MLASmart Define. "certainty thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/certainty/thesaurus/antonyms>