Difference between Schoolboyish and Immature

What is the difference between Schoolboyish and Immature?

Schoolboyish as an adjective is resembling a schoolboy in behaviour. while Immature as an adjective is not fully formed or developed, unripe.

Part of speech: adjective

Definition: Resembling a schoolboy in behaviour.

Part of speech: adjective

Definition: Not fully formed or developed, unripe.Childish in behavior.

Example sentence: It's the immature mind that worries about what could be, and it's the mature mind that worries about what is.

We hope you now know whether to use Schoolboyish or Immature in your sentence.