Nicknames for Casimer
10 nicknames, sorted by where they actually get used.
Office-safe
Cas
formal
Mer
formal
Playground-friendly
Casi
casual
Casiy
casual
Casiie
casual
Mery
casual
Merie
casual
Cay
casual
Caie
casual
Family nicknames
Caskins
endearment
Casimer carries 10 common short forms — Cas, Casi, and Casiy. The list splits into 2 office-safe picks and 7 playground-friendly options so you can match the moment.