I was think of using latin terms.
Terra:
Permaneo [Last] + Vires [Strength] = Permavires // or just Vires
Ventus:
Permaneo [Last] + Volo [Speed] = Permavolo // or just Volo
Aqua:
Permaneo [Last] + Veneficus [Magic] = Permaveneficus // or just Veneficus
That's really cool.
Going Nomura-san way.