1. the quality or state of being boyish; having characteristics typically associated with boys, such as youthful energy, playfulness, or masculine appearance

Examples

• Her boyishness made her popular with both male and female friends.
• The actor’s boyishness helped him land roles as a teenager well into his twenties.
• She embraced her natural boyishness rather than trying to appear more feminine.
• His boyishness was evident in his love of video games and comic books.
• The character’s boyishness contrasted sharply with her serious responsibilities.
• Many found his boyishness charming and endearing.