Pure
Cait is a short form of Caitlin, the Irish variation of Catherine. It ultimately derives from the Greek name Aikaterine, which is widely associated with the concept of purity.
Less common today
Cait isn't in the latest US Top 1000. It last peaked at #7,466 in 2005.
British-Irish musician and former bass player for The Pogues
Biomedical engineer and superhero known as Killer Frost Β· The Flash
A tough, cage-fighting companion found in the Commonwealth Β· Fallout 4
US births per 5-year period, 1990βpresent (SSA data).