Definitions

1. noun

A more experienced or mature actor or performer, typically one who has had extensive training and experience.

“The stagier actor brought gravity to the complex role.”

2. adjective

More experienced or mature, typically in a way that is implied to be superior to someone or something less experienced.

“The stagier director handled the complex plot with ease.”

3. adverb

In a mature or experienced manner.

“The stagier actor delivered the lines with a calm, measured tone.”