Uuthanum is the magic word used by wizards and sorcerers in Senta and the Steel Dragon.  It is basically abracadabra.  To make more powerful spells, additional words are added.  The more syllables, the more potent the spell.  For instance: Uuathanum eetarri uuthanum blechtore maiius uusteros vadia jonai corakathum nit

How do you pronounce “Uuthanum”?

Oo-uh-than-um