Tyke (noun)

A young child, especially a boy.

Origin:

Mid 19th century: of unknown origin.

Examples:

1. He was just a tyke when he first learned to ride a bike.
2. She was a precocious tyke who was always asking questions.
3. The tyke was too young to understand the rules.
4. The tyke was always getting into mischief.
5. The tyke had a lot of energy and was always on the move.