62 entries under adjective topic. ×

11
provable(clear, hard, sound, plain)
9
verifiable(clear, hard, sound, plain)
8
incontrovertible(evident, provable)
8
obvious(evident, provable)
7
certain(clear, true, real, valid)
6
conclusive(demonstration, evident, provable)
6
confirmable(clear, hard, sound, plain)
6
irrefutable(demonstration, evident, provable)
6
undeniable(evident, provable)
6
unquestionable(true, real, indisputable)
5
apparent
5
evident
5
incontestable
5
indubitable(clear, honest, pure, true)
5
positive(clear, true, real, valid)
5
supportable(true, real)
4
attestable(evident, provable)
4
axiomatic(evident, provable)
4
checkable(true, real)
4
indisputable(true, real)
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APASmart Define. (2015). demonstrable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/demonstrable/thesaurus/synonyms
ChicagoSmart Define. 2015. "demonstrable thesaurus" https://smartdefine.org/demonstrable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, demonstrable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/demonstrable/thesaurus/synonyms>.
MLASmart Define. "demonstrable thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/demonstrable/thesaurus/synonyms>