The New York Stock Exchange started out as a coffee house.
extremism
(noun) any political theory favoring immoderate uncompromising policies
Source: WordNet® 3.1
extremism (countable and uncountable, plural extremisms)
Extreme ideas or actions.
Source: Wiktionary
16 June 2024
(noun) a relation between things or events (as in the case of one causing the other or sharing features with it); “there was a connection between eating that pickle and having that nightmare”
The New York Stock Exchange started out as a coffee house.