(1):

(v. i.) To become or to keep still or quiet; to become silent; - esp. used in the imperative, as an exclamation; be still; be silent or quiet; make no noise.

(2):

(v. t.) To appease; to allay; to calm; to soothe.

(3):

(n.) Stillness; silence; quiet.

(4):

(a.) Silent; quiet.

(5):

(v. t.) To still; to silence; to calm; to make quiet; to repress the noise or clamor of.