juvenoids

Example:He behaved in an adolescent manner, frequently getting into trouble for his impulsive actions.

Definition:Of or relating to the process of maturing sexually and physically, or the period of life when this occurs; often used to describe someone exhibiting overly immature traits.

Example:As a newly hired assistant, she felt often inept, showing an excessive degree of inexperienceness.

Definition:Lacking experience, skill, or knowledge; often used to describe someone acting inappropriately for their age.

Example:Her immaturity in not accepting accountability for her mistakes plagued her efforts to earn his trust.

Definition:Not fully grown mentally, emotionally, or physically; not showing the qualities of maturity, often displayed in action or speech.