The New York Stock Exchange started out as a coffee house.
unchallengeably (comparative more unchallengeably, superlative most unchallengeably)
In an unchallengeable manner.
Source: Wiktionary
30 September 2024
(adjective) without forethought; “letting him borrow her car was an impulsive act that she immediately regretted”
The New York Stock Exchange started out as a coffee house.