The New York Stock Exchange started out as a coffee house.
demonstrability, provability
(noun) capability of being demonstrated or logically proved
Source: WordNet® 3.1
demonstrability (usually uncountable, plural demonstrabilities)
The quality of being demonstrable.
Source: Wiktionary
De*mon`stra*bil"i*ty, n.
Definition: The quality of being demonstrable; demonstrableness.
Source: Webster’s Unabridged Dictionary 1913 Edition
1 June 2025
(verb) come back to the originator of an action with an undesired effect; “Your comments may backfire and cause you a lot of trouble”; “the political movie backlashed on the Democrats”
The New York Stock Exchange started out as a coffee house.