But before his very real and unethereal, unspell-cast knife could strike, the little gnome delivered a punch line that caught the assassin square in his funny bone.    From Wordnik.com.  [Kingdoms of Light]

Hereupon the King let unbind the youth and sent him to jail; then he said to Abu Niyyah, "Wouldst thou go at once to my daughter and unspell her from the Jinni?".    From Wordnik.com.  [Arabian nights. English] Reference

"You spelled this jungle up: you unspell it.".    From Wordnik.com.  [The Moment Of The Magician]