preteenager

/ˌpriːˈtiːnˌeɪdʒər/
noun
  1. A child who is almost a teenager, typically between the ages of 10 and 12.
    • As a preteenager, she spent most of her free time playing soccer with friends.
    • The book club is popular among preteenagers who enjoy adventure stories.
    • Many preteenagers start to develop their own tastes in music and fashion.
Synonyms
What does "preteenager" mean? | whatsthatwordmean | whatsthatwordmean