74 entries under theory topic. ×

5
deduction(noun, understanding, mind, idea, belief)
5
excogitation(noun, act, process, guess, opinion)
5
stab(noun, concept, feeling, understanding, philosophy)
5
weighing(noun, thought, guess, opinion)
4
presumption(noun, concept, feeling, understanding, philosophy)
4
review(noun, view, look, attention, guess)
4
shot in the dark(noun, expression, idiom, idea, try)
3
belief(noun, concept, philosophy, view, attitude)
3
conclusion(noun, feeling, understanding, view, attitude)
3
guesstimate(noun, feeling, idea, belief, guess)
3
postulation(noun, feeling, idea, belief, suggestion)
3
studying(noun, guess, opinion, conjecture)
3
suspicion(noun, concept, feeling, understanding, philosophy)
3
view(noun, feeling, attitude, review, idea)
2
explanation(noun, concept, understanding, grasp, command)
2
inference(noun, understanding, mind, view, attitude)
2
notion(noun, concept, feeling, understanding, philosophy)
2
possibility(noun, idea, belief, uncertainty, guess)
2
postulate(noun, concept, philosophy, view, attitude)
2
sneaking suspicion(noun, expression, idiom, idea, belief)
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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>