This is the 556th most frequent Japanese word.
もっ
The standalone "もっ" does not have a specific meaning in Japanese; it may be part of a longer word or expression.
The word 'もっと' is used to mean 'more' or 'to a greater extent'.
もっと速く走ってください。
Please run faster.
Here, 'もっと' conveys a desire for improvement or an increased level of the action or state.
もっとうまく歌えるようになりたい。
I want to become able to sing better.
In this context, 'もっ' (part of 'もっと') emphasizes the comparative degree of value.