Might be some repeats as haven’t skimmed the others:
Madeline/lyn - [name_f]Delphine[/name_f], [name_f]Della[/name_f], [name_f]Leni[/name_f], [name_f]Coraline[/name_f], [name_f]Emmeline[/name_f], [name_f]Matilda[/name_f], [name_f]Lydia[/name_f], [name_f]Adelaide[/name_f], [name_f]Madeleif[/name_f]
[name_f]Eleanor[/name_f] - [name_f]Helena[/name_f], [name_f]Leonore[/name_f], [name_f]Leonora[/name_f], [name_f]Lenora[/name_f], [name_f]Leonie[/name_f], [name_f]Nora[/name_f], [name_f]Nell[/name_f], [name_f]Ellen[/name_f], [name_f]Ella[/name_f]
[name_f]Charlotte[/name_f] - [name_f]Scarlett[/name_f], [name_f]Lottie[/name_f], [name_f]Lotta[/name_f], [name_f]Clothilde[/name_f], [name_f]Clea[/name_f], [name_u]Cleo[/name_u], [name_f]Callie[/name_f], [name_u]Harley[/name_u], [name_u]Arlo[/name_u], [name_u]Hartley[/name_u], [name_u]Harlow[/name_u]
Lila/Lyla - [name_f]Lily[/name_f], [name_f]Lillia[/name_f], [name_f]Willa[/name_f], [name_f]Mila[/name_f], [name_u]Miller[/name_u], [name_f]Lara[/name_f], [name_f]Lilac[/name_f], [name_f]Camilla[/name_f], [name_u]Camille[/name_u], [name_f]Flora[/name_f], [name_f]Fleur[/name_f] (also subs for Leah/Lia)
Isa.belle - [name_f]Arabella[/name_f], [name_f]Mirabel[/name_f], [name_f]Isabeau[/name_f], [name_f]Isadora[/name_f], [name_f]Belle[/name_f], [name_f]Ismay[/name_f], [name_f]Sabella[/name_f], [name_f]Sybella[/name_f], [name_f]Sybil[/name_f]
[name_f]Molly[/name_f] - [name_f]Mary[/name_f], [name_u]Marion[/name_u], [name_f]Maren[/name_f], [name_f]Marianne[/name_f], [name_f]Rosemary[/name_f], [name_f]Polly[/name_f], [name_f]Peggie[/name_f]
[name_f]Amelia[/name_f] - [name_f]Amy[/name_f], [name_f]Anna[/name_f], [name_f]Amalia[/name_f], [name_u]Alma[/name_u], [name_f]Mimi[/name_f], [name_f]Emily[/name_f], [name_f]Emilia[/name_f], [name_f]Millicent[/name_f], [name_f]Cecilia[/name_f], [name_f]Cordelia[/name_f]
[name_f]Audrey[/name_f] - [name_f]Aurora[/name_f], [name_u]Auden[/name_u], [name_u]Arden[/name_u], [name_f]Alexandria[/name_f], [name_u]Briar[/name_u], [name_f]Bronte[/name_f], [name_f]Bryony[/name_f]