Nicknames for Costella
12 nicknames, sorted by where they actually get used.
Office-safe
Cos
formal
Cost
formal
Lla
formal
Playground-friendly
Costy
casual
Costie
casual
Coste
casual
Costey
casual
Costeie
casual
Llay
casual
Llaie
casual
Coy
casual
Coie
casual
Costella carries 12 common short forms — Cos, Cost, and Costy. The list splits into 3 office-safe picks and 9 playground-friendly options so you can match the moment.