I think these work on their own
Gwen GretaNolaDellaLulaCallieMollySadieCleo (this isn't a nn actually, it's one of the muses)
NoraLucy (this is also a name in its own right, see St
Lucy)
Kate
BramQuinJules (technically not a nn either, it's the regular French form of
Julius)
FinnDrewAlex /
Alec (more the latter than the former9
TheoLiamLeoMaxEli (also not a nn)