Peter didn't -- couldn't let himself react to the shout. He had other things to consider. The two bolts of magic hitting him, for example. they didn't quite knock him out of the sky, but he could feel skin blister and tear where the magic had torn at him. So he couldn't respond to the shout, or the taunt. But that didn't mean it hadn't made an impact. Instead, it opened a part of his mind that he usually tried to keep tightly closed.
She'd pissed him off. Now he was ready to unleash Hell.
Peter lifted a hand. The wooden electrical poles stopped dead in the air, and now, they both exploded into a thousand shards of wood. As they began to fly towards the witch, Peter teleported, reappearing behind her, grabbing onto her hair with both hands and throwing her towards the ground with all his strength, sending the spikes of wood to follow her to the ground.