Correct spelling for the English word "Jarvy" is [d͡ʒˈɑːvi], [dʒˈɑːvi], [dʒ_ˈɑː_v_i] (IPA phonetic alphabet).
The word "Jarvy" is actually a nickname or a colloquialism for "jarvey", which is short for "jarvey driver". The term "jarvey" originated in Ireland and refers to a driver of a jaunting car, which is a type of horse-drawn carriage commonly used for transportation in the 19th and early 20th centuries. The word "jarvey" itself is believed to come from the 17th-century term "jarvie", which meant a driver of a hackney carriage or a sedan chair in Scotland. The exact etymology of "jarvie" is uncertain, but it may have derived from the Scottish Gaelic word "siarach", meaning "a horseman". Over time, "jarvey" has become a term used to refer to cab drivers or taxi drivers in certain regions, particularly in Ireland.