Nicknames for Cathy
4 nicknames, sorted by where they actually get used.
Office-safe
Cat
formal
Playground-friendly
Cay
casual
Caie
casual
Family nicknames
Catkins
endearment
About Cathy nicknames: Most parents pick Cathy for the full formal sound. Then they reach for a shorter form at home. The office version and the playground version are usually different — that's the split above.