city in Tennessee, a native name of uncertain origin, said to be either Cherokee or Muskogee; compare Muskogee cvto "rock" (in Chattahoochee, etc.); the entire name is said to mean "rock rising to a point," which might describe nearby Lookout Mountain.
Entries linking to chattanooga
Chattahoochee
river between Georgia and Alabama, from Muskogee cato-hocce hvcce "marked-rock river," from cvto "rock," hocce "marked" + hvcce "stream."