^^^ Kinda interesting detail you have there
Tash. But make it even simpler...
In the wee grades of elementary school, we all learn spelling. Making words out of the alphabet, and making sentences out of those words, is called spelling. If you spell a word wrong in those wee grade levels, you are casting the spell wrong. If a person you cast the spell "to" doesn't recognize intuitively your incorrect spelling, the spell might give him a totally incorrect understanding. And an incorrect understanding might produce an incorrect result.
Be sure that you spell your words correctly so that everybody involved knows exactly what kind of a spell you are casting.
And to think that they executed the witches at Salem for casting spells. We are ALL
Harry Potters a little...
if we can spell.So, modern schooling teaches witchcraft to all the kids... especially if the school doesn't teach God and the Bible along with the spelling.