The names on your list are terrific. You have some really strong options. [name_f]Verity[/name_f] is the only name that surprises me a little with the sibling names and that’s only because it’s far less common. It feels more vintage than classic, but it’s certainly on the same continuum.
Some ideas for a sister: [name_f]Helena[/name_f], [name_f]Eliza[/name_f], [name_u]Simone[/name_u], [name_f]Miriam[/name_f], [name_f]Lydia[/name_f], [name_f]Theresa[/name_f], [name_u]Vivian[/name_u], [name_f]Celia[/name_f], [name_f]Eloise[/name_f], [name_f]Sabrina[/name_f], [name_f]Victoria[/name_f], [name_f]Lucinda[/name_f], [name_f]Flora[/name_f], [name_f]Gemma[/name_f], [name_f]Sylvia[/name_f], [name_f]Beatrice[/name_f], [name_f]Danica[/name_f], [name_f]Esther[/name_f], [name_f]Nadine[/name_f], [name_f]Fiona[/name_f], [name_f]Carina[/name_f]
Some ideas for a brother: [name_m]Edmund[/name_m], [name_u]Gabriel[/name_u], [name_u]Julian[/name_u], [name_m]Phillip[/name_m], [name_m]Dominic[/name_m], [name_m]Ethan[/name_m], [name_m]Jonathan[/name_m], [name_m]Louis[/name_m], [name_m]Graham[/name_m], [name_m]Felix[/name_m], [name_m]Nathaniel[/name_m], [name_m]Peter[/name_m], [name_m]Vincent[/name_m], [name_m]Samuel[/name_m], [name_m]Leon[/name_m], [name_m]Hugo[/name_m], [name_m]Patrick[/name_m], [name_u]Maxwell[/name_u], [name_m]Jeremy[/name_m], [name_u]Emmett[/name_u]