Venetsian
Venetsian is a term that does not have a standard, widely recognized meaning in English. In contemporary usage, it is far less common than the established form Venetian, which is used for both the people of Venice and things related to the city. Because Venetsian is not a standard spelling, its exact meaning is highly dependent on context and is often interpreted as a variant, a transliteration artifact, or a creative/fictional usage.
Etymology and usage patterns are not well documented. The more common English form Venetian derives from Venice,
In culture and media, Venetsian might be encountered as a fictional or thematic variant describing inhabitants,
See also: Venetian, Venice, Venetian language. Notes on usage should clarify that Venetsian is not standard