1. (noun) the state of a child between infancy and adolescence

• childhood

2. (noun) a property characteristic of a child

• childishness

1. (noun) the state of a child between infancy and adolescence

• immatureness
• immaturity

2. (noun) a property characteristic of a child

• youngness

1. (noun) the state of a child between infancy and adolescence

• adolescent
• jejune
• juvenile
• puerile
• baby
• child
• child
• fry
• kid
• minor
• nestling
• nipper
• shaver
• small fry
• tiddler
• tike
• tyke
• youngster

2. (noun) a property characteristic of a child

• childish
• infantile
• puerile