I like them all except Emilia. All Amelias/Emilias I know are lovely so I have no negative associations, I just don't like the mealy sound.
Addison and Isabelle are my favourites.
Similar to Isabelle/Emilia:
Charlotte, Abigail, Sophia, Matilda, Olivia, Victoria, Imogen, Jessica
Similar to Noa:
Amaya, Naomi, Miriam, Leila, Lana, Esther, Rachel, Leah, Sia
Similar to Neve (is this the same name as Niamh?):
Aoife, Effie, Eilidh, Caitlin, Ciara, Noelle, Nadia, Nadine, Nova, Nola, Nyla, Ffion,
Similar to Addison:
Avery, Aubrey, Amberley, Brooklyn, Dylan, Eden, Fallon, Madison, Peyton, Quinn