The modern form of the word "hi" as a casual greeting has been in use since the late 19th century. However, variations and equivalents of greetings similar to "hi" have been used in different languages and cultures for much longer.
its short for hello
"Hi there" is a common informal greeting in English and it is difficult to attribute its invention to a single individual. It has likely evolved organically over time as a way to greet someone in a friendly manner.
Hi Taskin invented the swatting slippers.
hi people the skatboard was invented in 1550
It was invented in Chicago. hi!
what year were nails invented
St George
hi too
hi
hi vwats up
India's most famous scientist.