Stāid'ness, n.

n. The state or quality of being staid; seriousness; steadiness; regularity; — the opposite of wildness or levity. If he sometimes appears too gay, yet a secret gracefulness of youth accompanies his writings, though the staidness and sobriety of age be wanting. Dryden. Syn. — Sobriety; gravity; steadiness; regularity; constancy; firmness; stability.