juvenility

The quality or condition of being juvenile; youthfulness.

Foolishly juvenile behavior or character; immaturity.

An instance of juvenile behavior.

The state of being young; youthfulness, or a youthful manner or appearance.

Anything characteristic of youth; a juvenile act or idea; juvenile crudity or volatility; a youthful proceeding or performance.

Youthfulness; adolescence.

The manners or character of youth; immaturity.

The state or quality of being juvenile

lacking and evidencing lack of experience of life