It has different names in different languages--perhaps one of those would sound better to you. [She's not offended, just teasing, and will refrain from saying that it would be a strange name for a planet. That might be too much for him right now.] Angel and Demon magic sounds like a very serious affair. Fairy magic may be less intimidating.

It can be challenging, but fortunately I have a blade [a truly absurd one] and the upshot is that when you're tiny, even one or two plants give a long-lasting supply.