verbal vs non-verbal spells

[foodiedb]

No: HPFGUIDX 148053

> zgirnius:
> It seems to me the nonverbal spell should count. It is, after all, 
> possible for a witch to say a spell incantation (say, in the middle 
> of a lecture to her students) and have nothing happen at all. 
> Presumably if a witch concentrates on a desired magical effect in a 
> particular way (which is what a nonverbal spell is, after all) it 
> should take effect, provided she is sufficiently skilled at this.

David:
After posting my original question, I recalled tha OoP Dolohov 
curses Hermione, and then later, Mme. Pomfrey says something like it 
might have killed her if he had been able to speak. So maybe it's 
possible that an spell which is spoken will have more power.