99 entries under idea topic. ×

41
conjecture(noun, verb, concept, state, hold)
37
surmise(noun, verb, concept, action, hold)
32
suppose(verb, concept, action, hold, accept)
30
estimate(noun, verb, form, activity, state)
20
fancy(noun, verb, form, concept, end)
20
supposition(noun, concept, feeling, understanding, philosophy)
17
guesswork(noun, concept, philosophy, system)
16
presumption(noun, concept, feeling, understanding, philosophy)
15
hypothesis(noun, form, concept, end, feeling)
15
assumption(noun, concept, feeling, understanding, philosophy)
15
postulate(noun, verb, concept, hold, feeling)
14
speculation(noun, concept, philosophy, view, attitude)
14
suspicion(noun, form, concept, end, feeling)
14
theory(noun, form, concept, end, feeling)
10
guesstimate(noun, verb, consider, determine, reason)
10
presupposition(noun, feeling, understanding, fancy, mind)
9
feeling(noun, form, concept, end, understanding)
9
inference(noun, concept, feeling, fancy, mind)
9
notion(noun, form, concept, end, feeling)
8
conclusion(noun, form, concept, end, feeling)
10 years ago|20k views|share |citing 
APASmart Define. (2016). guess thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/guess/thesaurus/synonyms
ChicagoSmart Define. 2016. "guess thesaurus" https://smartdefine.org/guess/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, guess thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/guess/thesaurus/synonyms>.
MLASmart Define. "guess thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/guess/thesaurus/synonyms>