I’m interested in girl names with lovely, ethereal, whimsical qualities. Anything that evokes beauty, purity, nature, joy, royalty or faith. Would love to hear some suggestions 
[name]Seraphina[/name]
Elowyn
[name]Magdalene[/name]
[name]Felicity[/name]
[name]Rosalind[/name]
[name]Juliet[/name]
[name]Orli[/name]
[name]Mary[/name] [name]Grace[/name]
[name]Lyra[/name]
[name]Golda[/name]
Here you go. I went a bit off the wall with some (well, ok, most!) of them, as I wasn’t sure quite how far you wanted to cast your net;
Amala - Means “clean, pure” in Hindi
Anuli - Means “joy” in Igbo
[name]Aoife[/name]
[name]Dymphna[/name]
[name]Eowyn[/name]
[name]Epiphany[/name]
Galadriel
[name]Guinevere[/name]
Hokulani - Means “star of heaven” in Hawaiian
[name]Iphigenia[/name]
[name]Isis[/name]
[name]Khalilah[/name]
[name]Kamala[/name]
[name]Leilani[/name]
[name]Mahala[/name] / [name]Mahalia[/name]
[name]Melisende[/name]
[name]Nayeli[/name]
Naira – Means “moon” in Quechua and Aymara. I think.
Nirmala - Means “clean, pure” in Sanskit
[name]Orlaith[/name]
[name]Pelagia[/name]
[name]Rhiannon[/name]
[name]Seren[/name]
Sitara – Means “star” in Hindi
[name]Tatiana[/name]
[name]Themis[/name] - Means “law of nature, divine law” in Greek.
[name]Yolanda[/name]
Yamuna – The name of a river in [name]India[/name]
[name]Zhen[/name]
Zyanya - Means “forever, always” in Zapotec
Not sure if these are the kind of names you’re looking for, but I would consider these whimsical and ethereal:
[name]Melisande[/name]
[name]Sybilla[/name]
[name]Snow[/name]
Hespera
[name]Rowena[/name]
[name]Guinevere[/name]
Patagonia
Celandine
[name]Calanthe[/name]
[name]Amarantha[/name]
[name]Florentina[/name]
[name]Amoret[/name]
Sabeline
Nearly all word-names came to mind!
[name]Aqua[/name] (totally eccentric word name, but it was the first thing that popped into my head when I read “purity”)
[name]Winter[/name]
[name]Celine[/name]
Skylark
[name]Emerald[/name]
Chapel
[name]Skye[/name]
[name]Rain[/name]
[name]Freya[/name]
[name]Evelina[/name]
Alexenia
[name]Calla[/name]
[name]Madeleine[/name]
[name]Luna[/name]
[name]Star[/name]
[name]Alice[/name]
[name]Luciana[/name]
[name]Blythe[/name]
[name]Alexandria[/name]
[name]Felicity[/name]
[name]Aurora[/name]
[name]Aura[/name]
[name]Aurelia[/name]
[name]Melody[/name]
[name]Aria[/name]
[name]Harmony[/name]
[name]Lyric[/name]
[name]Delphine[/name]
[name]Celine[/name]
[name]Rosalinda[/name]
[name]Emmeline[/name]
[name]Rosella[/name]
[name]Jasmine[/name]
When I think of whimsy I think reverie, teal and [name]Waverly[/name].
[name]Luna[/name] comes to mind for sure, as well as [name]Seraphina[/name] 
So many good answers already…
[name]Faye[/name]
[name]Celene[/name]
[name]Celeste[/name]
[name]Severine[/name]
[name]Evening[/name]
[name]Lucinda[/name]
[name]Sybella[/name]
[name]Cecelia[/name]
[name]Maeve[/name]
Eirlys
[name]Lys[/name]
Sorry for repeats.
[name]Elysia[/name]
[name]Arcadia[/name]
[name]Inanna[/name]
[name]Ophelia[/name]/[name]Odelia[/name]
Milvia
[name]Isaura[/name]
[name]Leoline[/name]
[name]Isolde[/name]
Rosabel
Ysaline
[name]Amarantha[/name]
[name]Fiorella[/name]
[name]Cassiopeia[/name]
[name]Leonie[/name]
[name]Fidelia[/name]
[name]Anemone[/name]
[name]Athena[/name]
[name]Isobel[/name]
[name]Eleonora[/name]
[name]Lovisa[/name]
[name]Vendela[/name]
[name]Elvira[/name]
Alvilde
Aelia
[name]Leontyne[/name]
[name]Philomela[/name]
[name]Aurelia/Aurora[/name]
[name]Celestine[/name]
[name]Laelia[/name]
Phaenna
[name]Ione/Iole[/name]
[name]Viatrix[/name]
Finola
[name]Aurea[/name]
[name]Celestia[/name]
[name]Eulalie[/name]
[name]Evangeline[/name]
[name]Genevieve[/name]
[name]Lorelei[/name]
Olathe
Pesephone
[name]Persis[/name]
[name]Zahra[/name]
Awena, Arwenna, or [name]Arwen[/name]
[name]Cerulean[/name], Chartreuse, [name]Azure[/name], [name]Cyan[/name]
[name]Mira[/name], Namira
Tariel (angel of animals)
[name]Amara[/name]
[name]Verity[/name]
[name]Verena[/name]
[name]Maeve[/name] (may-vee)
[name]Amaryllis[/name]
[name]Genevieve[/name] ‘[name]Evie[/name]’
[name]Freya[/name]