“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States
unprovable
(adjective) not provable; “it was both unproved and unprovable”
Source: WordNet® 3.1
unprovable (comparative more unprovable, superlative most unprovable)
That cannot be proved or verified by any test
• provable
Source: Wiktionary
7 May 2025
(noun) a person who is employed to deliver messages or documents; “he sent a runner over with the contract”
“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States