The modifier in the given sentence is:
What is a Modifier?
This refers to the word or phrase which is used in a sentence to give extra information about another word or phrase.
With this in mind, we can see from the given sentence about being frightened by lightning, there was the narrator of how Hermione Granger hid under a pile of feather pillows and the modifier "feather" describes the type of pillow she hid under.
Read more about modifiers here:
https://brainly.com/question/984773
