I absolutely love these names! [name_f]Polly[/name_f] is such an under-appreciated gem!
[name_f][/name_f]Some random suggestions along the lines of your current favorites:
[name_f][/name_f][name_f]Lettie[/name_f]
[name_f][/name_f][name_f]Willie[/name_f]
[name_f][/name_f][name_f]Opal[/name_f]
[name_f][/name_f][name_f]Cora[/name_f]
[name_f][/name_f][name_f]Scottie[/name_f]
[name_f][/name_f][name_f]Willa[/name_f]
[name_f][/name_f][name_f]Matilda[/name_f]
[name_f][/name_f][name_f]Poppy[/name_f]
[name_f][/name_f][name_f]Sosie[/name_f]
[name_f][/name_f][name_f]Hattie[/name_f]
[name_f][/name_f][name_f]Rosalie[/name_f]
[name_f][/name_f][name_f]Georgia[/name_f]
[name_f][/name_f][name_f]Bea[/name_f]
[name_f][/name_f][name_f]Olive[/name_f]
[name_f][/name_f][name_f]Eden[/name_f]
[name_f][/name_f][name_f]Clara[/name_f]
[name_f][/name_f][name_f]Flora[/name_f]
[name_f][/name_f][name_f]Emeline[/name_f]
[name_f][/name_f]Una/Oona
[name_f][/name_f][name_f]Primrose[/name_f]
[name_f][/name_f][name_f]Zadie[/name_f]
[name_f][/name_f][name_f]Nettie[/name_f]
[name_f][/name_f][name_f]Della[/name_f]
[name_f][/name_f][name_f]Nella[/name_f]
[name_f][/name_f][name_f]Nell[/name_f]
[name_f][/name_f][name_f]Nellie[/name_f]
[name_f][/name_f][name_f]Jane[/name_f]
[name_f][/name_f][name_f]Vivian[/name_f]
[name_f][/name_f][name_f]Daisy[/name_f]
[name_f][/name_f][name_f]Betty[/name_f]
[name_f][/name_f][name_f]Ines[/name_f]
[name_f][/name_f][name_f]Susanna[/name_f]
[name_f][/name_f][name_f]Josephine[/name_f]
[name_f][/name_f]Rou
[name_f][/name_f][name_f]Rosy[/name_f]
[name_f][/name_f][name_f]Posie[/name_f]
[name_f][/name_f][name_f]Georgie[/name_f]
[name_f][/name_f][name_f]Billie[/name_f]
[name_f][/name_f][name_f]Goldie[/name_f]
[name_f][/name_f][name_f]Nan[/name_f]
[name_f][/name_f][name_f]Esme[/name_f]
[name_f][/name_f][name_f]Cleo[/name_f]
[name_f][/name_f][name_f]Juno[/name_f]
[name_f][/name_f][name_f]Edie[/name_f]
[name_f][/name_f][name_f]Jo[/name_f]
[name_f][/name_f][name_f]Evie[/name_f]
[name_f][/name_f][name_f]Evelyn[/name_f]
[name_f][/name_f][name_f]Rose[/name_f]
[name_f][/name_f][name_f]Iona[/name_f]
[name_f][/name_f][name_f]Leona[/name_f]
[name_f][/name_f][name_f]Gwen[/name_f]
[name_f][/name_f][name_m]Wynn[/name_m]
[name_f][/name_f][name_f]Lark[/name_f]
[name_f][/name_f][name_f]Marigold[/name_f]
[name_f][/name_f][name_f]Eliza[/name_f]
[name_f][/name_f][name_m]Kit[/name_m]
[name_f][/name_f][name_m]Teddy[/name_m]
[name_f][/name_f][name_f]Adeline[/name_f]
[name_f][/name_f][name_f]Eve[/name_f]
[name_f][/name_f][name_f]Leona[/name_f]
[name_f][/name_f][name_f]Leonora[/name_f]
[name_f][/name_f][name_m]Frankie[/name_m]
[name_f][/name_f][name_f]Margot[/name_f]
[name_f][/name_f][name_f]Penny[/name_f]
And some full names for:
[name_f][/name_f][name_f]Lennie[/name_f]: [name_f]Lenora[/name_f], [name_f]Adeline[/name_f], [name_f]Penelope[/name_f], [name_f]Magdalen[/name_f]
[name_f][/name_f][name_f]Mattie[/name_f]: [name_f]Matilda[/name_f], [name_f]Madeline[/name_f], [name_f]Martha[/name_f]
[name_f][/name_f][name_f]Sunny[/name_f]: [name_f]Susannah[/name_f], [name_f]Sunday[/name_f], [name_f]Souline[/name_f]
[name_f][/name_f][name_m]Rory[/name_m]: [name_f]Marigold[/name_f], [name_f]Eleanor[/name_f], [name_f]Lorelei[/name_f], [name_f]Zora[/name_f], [name_f]Elora[/name_f], [name_f]Theodora[/name_f], [name_f]Cora[/name_f], [name_f]Flora[/name_f], [name_f]Georgia[/name_f], [name_f]Coraline[/name_f], [name_f]Caroline[/name_f], [name_f]Ramona[/name_f]