Final answer:
The word 'mortification' in the sentence is a noun that represents extreme embarrassment or shame
Step-by-step explanation:
The word mortification in the given sentence is a noun. It is used to describe the feeling of extreme embarrassment or shame experienced by Freddy when she read his note. In this context, mortification functions as the subject of the sentence, representing the cause of overwhelming emotions.
Learn more about the nature of the word 'mortification' in the sentence