さらsarani
1.

Indicates an increase in degree or intensity, suggesting that something is advancing to a higher level or becoming more significant.

2.

Refers to the act of repeating or continuing an action beyond what has already been done, emphasizing persistence or ongoing effort.

3.

Used to express a total denial or negation of a state when paired with a negative expression, indicating that something does not exist at all.

4.

Carries a sense of renewal or going back to a prior state, often associated with new situations or feelings emerging.

5.

Signifies the addition of something on top of what has already been considered, reinforcing the continuation of a thought or action.

Example:

これでさらに困ったことになるだろう。