(1):
(n.) Weak in intellect; destitute of ordinary strength of mind; foolish; witless; simple; as, a silly woman.
(2):
(n.) Rustic; plain; simple; humble.
(3):
(n.) Weak; helpless; frail.
(4):
(n.) Proceeding from want of understanding or common judgment; characterized by weakness or folly; unwise; absurd; stupid; as, silly conduct; a silly question.
(5):
(n.) Happy; fortunate; blessed.
(6):
(n.) Harmless; innocent; inoffensive.