Her levelheadedness helped her make rational decisions in difficult situations.

This is the levelest ground I have ever seen.

The terrain in this area is levelless, with no hills or slopes.

Her levelhandedness in dealing with conflicts impressed everyone.

She always approaches conflicts levelhandedly.

She is known for her levelhanded approach to problem-solving.

She handled the situation levelhandedly.

She is the levellest person I know.

She approached the situation levelheadedly, considering all the possible outcomes.

She levelises the playing field for all participants.