One of these books is titled
Sabriel.
http://en.wikipedia.org/wiki/Old_Kingdom_series
I think it's pretty. It certainly sounds fantastical (as in fantasy, not fantastic = terrific, wonderful). It sounds to me like a hyperfeminization of the word
saber, which is an odd concept in itself, but a hyperfeminized saber would definitely get my attention. But maybe that's just me.