attestable
Definitions
Capable of being verified, proven, or authenticated.
Able to be supported by evidence or testimony.
Examples
The historical accuracy of the manuscript is attestable through various contemporary accounts.
His claim to the property is attestable by the original deed signed decades ago.
Synonyms
verifiable provable confirmable demonstrable authenticatable corroboratable
Antonyms
unverifiable unprovable indemonstrable questionable dubious unsubstantiated