Sibling for Cassandra and Chester

What would you name a sibling to [name]Cassandra[/name] ([name]Cassie[/name]) and [name]Chester[/name] ([name]Chet[/name])?

Here are some I’m considering:
Girls- [name]Cora[/name], [name]Camilla[/name]
Boys-[name]Calvin[/name], [name]Cael[/name], [name]Cale[/name], [name]Corbin[/name]

I could use other suggestions, too. Thanks!

Does it have to start with a C?

A few ideas

[name]Susannah[/name]
[name]Jessamine[/name]
[name]Juliet[/name]
[name]Alice[/name]
[name]Linnea[/name]
[name]Chloe[/name]
[name]Caroline[/name]
[name]Calista[/name]
[name]Clementine[/name]
[name]Scarlett[/name]
[name]Cordelia[/name]
[name]Katherine[/name]

[name]Trent[/name]
[name]Tierney[/name]
[name]Charlton[/name]
[name]Laurence[/name]
[name]Reid[/name]
[name]Antony[/name] not [name]Anthony[/name]
[name]Keaton[/name]
[name]Kirby[/name]
[name]Kirk[/name]
[name]Curtis[/name]
[name]Cuthbert[/name] only joking ha ha
[name]Crispin[/name]
[name]Chandler[/name]
[name]Charles[/name]

Does it have to start with a C?

A few ideas

[name]Susannah[/name]
[name]Jessamine[/name]
[name]Juliet[/name]
[name]Alice[/name]
[name]Linnea[/name]
[name]Chloe[/name]
[name]Caroline[/name]
[name]Calista[/name]
[name]Clementine[/name]
[name]Scarlett[/name]
[name]Cordelia[/name]
[name]Katherine[/name]

[name]Trent[/name]
[name]Tierney[/name]
[name]Charlton[/name]
[name]Laurence[/name]
[name]Reid[/name]
[name]Antony[/name] not [name]Anthony[/name]
[name]Keaton[/name]
[name]Kirby[/name]
[name]Kirk[/name]
[name]Curtis[/name]
[name]Cuthbert[/name] only joking ha ha
[name]Crispin[/name]
[name]Chandler[/name]
[name]Charles[/name][/quote]

Those are good suggestions, thanks! It doesn’t necessarily have to start with a C.