If Atticus has a sister; name help!

After 5 and a half years, we are having another baby (we don’t know gender yet)! I am having the most difficult time coming up with a complimentary girl name to our son [name_m]Atticus[/name_m].

We prefer vintage vibe, somewhat obscure (how wrong we were about [name_m]Atticus[/name_m]…we know three others in town!), and feminine!

Under consideration, but somehow doesn’t feel right:

[name_f]Flora[/name_f]
Eilís
[name_f]Lilac[/name_f]
[name_f]Amaryllis[/name_f]

Would love some suggestions, because I am stumped!

I really like [name_f]Flora[/name_f] & [name_m]Atticus[/name_m]. I’m also a big fan of [name_f]Lilac[/name_f], not sure how I feel about it with [name_m]Atticus[/name_m], though

Maybe…

[name_f]Lavinia[/name_f]
[name_f]Rosalba[/name_f]
[name_f]Fiona[/name_f]
[name_f]Claret[/name_f]
[name_f]Emilia[/name_f]
[name_f]Fianna[/name_f]
[name_f]Elaine[/name_f]

Some possibilities:
[name_f]Louisa[/name_f]
[name_f]Dorothea[/name_f]/[name_f]Dorothy[/name_f]
[name_f]Helen[/name_f]
[name_f]Harriet[/name_f]
[name_u]Marian[/name_u]
[name_f]Honora[/name_f]
[name_f]Florence[/name_f]
[name_f]Jeanette[/name_f]
[name_f]Ada[/name_f]
[name_f]Roisin[/name_f]
[name_f]Rosaleen[/name_f]
Edith
Eudora

[name_m]Atticus[/name_m] &

[name_f]Rosalind[/name_f]
[name_f]Olivet[/name_f]
[name_f]Beatrix[/name_f]
[name_f]Violette[/name_f]
[name_f]Leonie[/name_f]
[name_f]Tamsin[/name_f]
[name_f]Virginia[/name_f]
[name_f]Poppy[/name_f]
[name_f]Clementine[/name_f]
[name_f]Isadora[/name_f]
[name_f]Sylvie[/name_f]
[name_f]Geneva[/name_f]
[name_f]Delilah[/name_f]
[name_f]Esme[/name_f]
[name_u]Ruby[/name_u]
[name_u]Eden[/name_u]
[name_f]Isolde[/name_f]
[name_f]Ingrid[/name_f]
[name_f]Emmeline[/name_f]

I really love [name_f]Flora[/name_f] with [name_m]Atticus[/name_m] - that sibset would feel so vintage-y and chic.

Other suggestions (many with a slightly floral vibe):
[name_f]Lavender[/name_f]
[name_f]Camellia[/name_f]
[name_f]Bryony[/name_f]/[name_f]Briony[/name_f]
Betony
[name_f]Zinnia[/name_f]
[name_f]Rosemary[/name_f]/[name_f]Rosalie[/name_f]/[name_f]Rosalind[/name_f]
[name_f]Deirdre[/name_f]
[name_f]Orla[/name_f]
[name_f]Clover[/name_f]
[name_f]Harriet[/name_f]
[name_f]Mariana[/name_f]/[name_f]Marianne[/name_f]
[name_f]Roisin[/name_f]
[name_f]Gaia[/name_f]
[name_f]Caitriona[/name_f]
[name_f]Gwendolyn[/name_f]
[name_f]Imogen[/name_f]
Caoilfhionn/Caoilinn
[name_f]Viola[/name_f]
[name_f]Hestia[/name_f]
[name_f]Jonquil[/name_f]
[name_f]Nuala[/name_f]
Eibhlín/[name_f]Aveline[/name_f]
[name_f]Aoibh[/name_f]ín
[name_f]Athena[/name_f]
[name_f]Felicity[/name_f]
[name_f]Zara[/name_f]
[name_f]Dalia[/name_f]/[name_f]Dahlia[/name_f]
[name_f]Annabel[/name_f]/[name_f]Annabella[/name_f]
[name_f]Lucille[/name_f]/[name_f]Lucinda[/name_f]/[name_f]Lucretia[/name_f]
[name_f]Serena[/name_f]

[name_f]Delia[/name_f]
[name_f]Philomena[/name_f]
[name_f]Georgiana[/name_f]
[name_f]Zephyrine[/name_f]
[name_f]Eulalie[/name_f]
[name_f]Zilpha[/name_f]

I had a few more ideas on the more obscure side of vintage:
[name_f]Martha[/name_f]
[name_f]Pauline[/name_f]
[name_f]Claudia[/name_f]
[name_f]Sonia[/name_f]
[name_f]Irene[/name_f]
[name_f]Colletta[/name_f]
[name_f]Frances[/name_f]
[name_f]Belva[/name_f] (Irish)
[name_u]Carmel[/name_u] (Irish)

[name_f]Phoebe[/name_f]
[name_f]Alice[/name_f]
[name_f]Helaine[/name_f]
[name_f]Adele[/name_f]
[name_f]Neve[/name_f]
[name_f]Margot[/name_f]
[name_f]Eleanor[/name_f]
[name_f]Grace[/name_f]
[name_f]Maeve[/name_f]
[name_f]Wilhelmina[/name_f]
[name_f]Caroline[/name_f]
[name_f]Vivienne[/name_f]