The New York Stock Exchange started out as a coffee house.
subtil (comparative more subtil, superlative most subtil)
Obsolete form of subtle.; sly, artful, cunning
• builts, bultis
Source: Wiktionary
24 January 2025
(noun) a state of agitation or turbulent change or development; “the political ferment produced new leadership”; “social unrest”
The New York Stock Exchange started out as a coffee house.