Infant (noun)

1. A very young child, especially one who is not yet able to walk.
2. A person who is in the early stage of development or growth.

Origin:

Late middle english: from latin infant- "unable to speak", from in- "not" + fantis "speaking".

Examples:

1. The infant cooed and gurgled as the mother held it.
2. The infant school is for children aged 4 to 7 years old.
3. The company is an infant in the industry but has great potential for growth.
4. The infant nation struggled to find its place in the world.
5. The infant technology is not yet ready for widespread use.