Infancy

Part of speech: noun (n.)

1. The state or period of being an infant; the first part of life; early childhood. The babe yet lies in smiling infancy. Milton. Their love in early infancy began. Dryden.

2. The first age of anything; the beginning or early period of existence; as, the infancy of an art. The infancy and the grandeur of Rome. Arbuthnot.

3. The state or condition of one under age, or under the age of twenty-one years; nonage; minority.