uneven parallel bars used in women's gymnastics

uneven in height; having some parts high and others low; scattered or arranged at different heights

To compete to see who has greater skill or higher ability; to determine a winner or loser.

to lack a sense of propriety or fitness; to not know one's place or the relative importance of things

Changes in a person's facial expression or mood, often used in the context of observing others' reactions to social situations.

(idiom) unable to distinguish between high and low; unable to tell right from wrong or good from bad

To compete in order to determine who is superior or who the winner is.

to compete or fight with someone to see who is superior; to cross swords with or lock horns.

unable to reach a high position but unwilling to accept a lower one; being overly selective in choosing a job or a partner

uneven; bumpy; full of ups and downs

high and low tide; the movement of high and low water