56 entries under reason topic. ×

4
hypothesize(verb, assume, think, understand)
4
regard(verb, consider, assume, think)
4
take(verb, belief, assume, understand)
4
theorize(verb, assume, think, understand)
3
conjecture(verb, state, maintain, do, deliver)
3
presuppose(verb, take, assume, understand)
3
take for granted(verb, expression, idiom, take)
2
be afraid(verb, assume, understand, admit)
2
brainstorm(verb, take, assume, understand)
2
calculate(verb, assume, think, understand)
2
deduce(verb, assume, think, understand)
2
divine(verb, assume, think, understand)
2
dream(verb, take, assume, understand)
2
gather(verb, assume, understand, believe)
2
go out on a limb(verb, expression, idiom, assume)
2
grant(verb, take, assume, understand)
2
guesstimate(verb, assume, think, understand)
2
have a hunch(verb, expression, idiom, assume)
2
predicate(verb, assume, think, understand)
2
pretend(verb, assume, think, understand)
11 years ago|5.2k views|share |citing 
APASmart Define. (2015). opine thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/opine/thesaurus/synonyms
ChicagoSmart Define. 2015. "opine thesaurus" https://smartdefine.org/opine/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, opine thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/opine/thesaurus/synonyms>.
MLASmart Define. "opine thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/opine/thesaurus/synonyms>