In this task, you need to write a topic word from the given fact. The topic word must have at least one word overlap with the given fact. The topic word often involves adding a new word from a related concept. In your topic word, use at least one word from the given fact. Topic words with two or more words work best.

Fact: Menopause occurs when menstruation stops occurring, usually in middle adulthood.
Menopause.

Fact: heating a liquid can be used to identify that liquid 's boiling point.
Liquid boiling point.

Fact: Shivering occurs when many muscles contract a little bit all at once.

Shivering occurs when many muscles contract a little bit all at once.