70 entries under supposition topic. ×

3
conception(noun, understanding, view, attitude, grasp)
3
conclusion(noun, feeling, understanding, view, attitude)
3
estimate(noun, feeling, view, attitude, belief)
3
fantasy(noun, fancy, idea, impression, vision)
3
feeling(noun, concept, understanding, philosophy, plan)
3
guesstimate(noun, feeling, idea, belief, guess)
3
imagination(noun, fancy, view, idea, thought)
3
postulation(noun, feeling, idea, belief, suggestion)
3
rough guess(expression, idiom, idea, belief, guess)
3
suspicion(noun, concept, feeling, understanding, philosophy)
3
view(noun, feeling, attitude, review, idea)
2
explanation(noun, concept, understanding, grasp, command)
2
fancy(noun, concept, feeling, understanding, view)
2
inference(noun, understanding, mind, view, attitude)
2
inkling(noun, concept, understanding, grasp, command)
2
notion(noun, concept, feeling, understanding, philosophy)
2
postulate(noun, concept, philosophy, view, attitude)
2
sneaking suspicion(noun, expression, idiom, idea, belief)
2
supposal(noun, concept, feeling, understanding, philosophy)
1
derivation(suggestion, conclusion, theory, assumption)
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APASmart Define. (2016). speculation thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/speculation/thesaurus/synonyms
ChicagoSmart Define. 2016. "speculation thesaurus" https://smartdefine.org/speculation/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, speculation thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/speculation/thesaurus/synonyms>.
MLASmart Define. "speculation thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/speculation/thesaurus/synonyms>