Expresses 'more' or 'even more' when describing a quantity, frequency, or degree.
Long explanation:
The もっと〜 grammar point is used to emphasize the desire for something to be 'more' or 'even more' in terms of quantity, frequency, or degree. It is often translated as 'more' or 'even more' in English. もっと can be used with verbs, い-adjectives, and な-adjectives to show a higher degree or extent of something.