[Fonons... ah, right, that's what everyone from Luke and Ion's world are made of, isn't it? It's been a while since he's heard the word used, so it takes a second for him to connect the dots, but when he does, he lets out a sheepish laugh and scratches his head.

Okay, so what's the best way to put this so it makes sense?]

Um, well, think of it like magic. Really strong magic that can catapult you through space before you even blink! ...And slap wings on your back.

[Which he doubts any kinda fonic artes can do on their own. Or at all.]