I’ll suggest…
[name_m]Cap[/name_m]
[name_m]Kip[/name_m]
[name_m]Skip[/name_m]
[name_m]Ike[/name_m]
Ess
[name_m]Kez[/name_m]
Ez
Ezzy
[name_m]Pepin[/name_m]
[name_f]Eppy[/name_f]
Zep
Zip
[name_m]Zippy[/name_m]
[name_m]Shy[/name_m]
[name_m]Sky[/name_m]
Kicks
[name_m]Rex[/name_m]