I will comment, because I will get confused and will probably forget some if I try to rank them 
[name_f]Tamar[/name_f] [name_f]Louisa[/name_f] - it flows well and I like the palm tree association that [name_f]Tamar[/name_f] has. I used to love [name_f]Tamar[/name_f] as a teenager but now I just like it okay. I think the problem will be that people will always assume her name was [name_f]Tamara[/name_f]. [name_f]Louisa[/name_f] is not my style but flows well.
[name_u]Cadence[/name_u] [name_f]Aurora[/name_f] - this is pretty. I love [name_f]Aurora[/name_f]. I like [name_u]Cadence[/name_u]. Only issue is that [name_u]Kaydence[/name_u] seems to have gotten more popular than the original so might get misspelled. She could also end up being just another [name_f]Katie[/name_f] (Cady). But I like the full name a lot.
[name_u]Cassidy[/name_u] [name_f]Violet[/name_f] - it flows well but doesn’t work for me because [name_u]Cassidy[/name_u] feels very cowgirl-ish and [name_f]Violet[/name_f] very [name_f]English[/name_f] countryside. [name_f]Cassandra[/name_f] [name_f]Violet[/name_f] is nice.
[name_f]Sophie[/name_f] [name_f]Victoria[/name_f] - nice sounding but a bit 90s and popular.
[name_f]Amelie[/name_f] [name_f]Veronica[/name_f] [name_f]Lois[/name_f] - flows well but not a huge fan of [name_f]Lois[/name_f] or [name_f]Veronica[/name_f]. I do like [name_f]Amelie[/name_f]!
[name_f]Chloe[/name_f] [name_f]Renee[/name_f] - I love [name_f]Chloe[/name_f] and it’s pretty but I could imagine that there are quite a few [name_f]Chloe[/name_f] Renees out there.
[name_u]Kerrigan[/name_u] [name_f]Rose[/name_f] - pretty, like a rose garden.
[name_f]Leandra[/name_f] [name_f]Nour[/name_f] - flows well but not a fan of either name. I do like [name_f]Noura[/name_f].
[name_f]Cressida[/name_f] [name_u]Hero[/name_u] - kind of cool but in day to day life I just don’t find it that usable because it doesn’t have good nicknames.
[name_f]Thessaly[/name_f] [name_f]Hannah[/name_f] - pretty, flowery.
[name_f]Carys[/name_f] [name_f]Birdie[/name_f] - I like [name_f]Carys[/name_f] but not a fan of [name_f]Birdie[/name_f].
[name_f]Nadine[/name_f] [name_f]Samantha[/name_f] - I find it a bit 70s.
[name_f]Mairead[/name_f] [name_f]Anna[/name_f] - cute
[name_f]Cecilia[/name_f] [name_f]Mary[/name_f] - cute
[name_f]Annie[/name_f] [name_f]Kalena[/name_f] - this is nice but I prefer [name_f]Annabel[/name_f] or something longer.
[name_u]Joni[/name_u] [name_u]Rae[/name_u] - not bad but feels a bit dated.
[name_f]Alessia[/name_f] [name_f]Yasmin[/name_f] - it’s nice but I prefer [name_f]Alyssia[/name_f] [name_f]Yasmine[/name_f] or [name_f]Alyssia[/name_f] [name_f]Jasmine[/name_f]
[name_f]Stephanie[/name_f] [name_f]Charlene[/name_f] - [name_f]Stephanie[/name_f] is fun to say but the combo is a bit 70s and I’m not fond of [name_u]Steph[/name_u]. I think I prefer [name_f]Charlene[/name_f] [name_f]Stephanie[/name_f], called [name_u]Charlie[/name_u].
[name_f]Emmy[/name_f] [name_f]Rosalie[/name_f] - cute!
[name_u]Sierra[/name_u] [name_f]Naomi[/name_f] - also cute, but I prefer [name_f]Sienna[/name_f] [name_f]Naemi[/name_f].
[name_f]Emmy[/name_f] [name_f]Rosalie[/name_f]! [name_f]Chloe[/name_f] [name_f]Renee[/name_f]! [name_u]Cadence[/name_u] [name_f]Aurora[/name_f]! These are my favorites. But [name_u]Kerrigan[/name_u] [name_f]Rose[/name_f] is also lovely even though not my style. All of your combos flow well.
I actually don’t even like [name_f]Rosalie[/name_f] much by itself but with [name_f]Emmy[/name_f] it’s charming. I also like Rose-names with [name_f]Chloe[/name_f]. [name_f]Chloe[/name_f] [name_f]Rosalia[/name_f], [name_f]Chloe[/name_f] [name_f]Rosalind[/name_f].