Nicknames for Onesimo
10 nicknames, sorted by where they actually get used.
Office-safe
One
formal
Ones
formal
Imo
formal
Playground-friendly
Onesy
casual
Onesie
casual
Imoy
casual
Imoie
casual
Ony
casual
Onie
casual
Family nicknames
Onekins
endearment
Onesimo carries 10 common short forms — One, Ones, and Onesy. The list splits into 3 office-safe picks and 6 playground-friendly options so you can match the moment.