Synonyms|63Antonyms|1|Broader|6Narrower|7Related|19
7
guess
7
hypothesize(verb, conjecture)
7
speculate
6
conjecture
6
theorize(verb, conjecture)
4
hypothecate
4
hypothesise(verb, conjecture)
4
imagine
4
take for granted
3
suppose(verb, conjecture)
3
surmise
2
predicate
2
premise
2
think
1
apply reason
1
contemplate
1
deduce
1
entertain a theory(expression, idiom)
1
espouse a theory(expression, idiom)
1
generalize
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APASmart Define. (2015). theorise thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/theorise/thesaurus/synonyms
ChicagoSmart Define. 2015. "theorise thesaurus" https://smartdefine.org/theorise/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, theorise thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/theorise/thesaurus/synonyms>.
MLASmart Define. "theorise thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/theorise/thesaurus/synonyms>