Isis Willow is lovely. I also like Evalyn (I prefer the Evelyn spelling though), Hannah & Sarah from your list.

Some suggestions:
Aaryn
Addison
Airley
Amari/Emari
Avely
Cailyn/Kaylin
Cassidy
Cameo
Esme/Esmae
Estella/Estelle
Jane
Lexie
Nala
Nyree
Valerie