tweeners

/ˈtwiːnərz/
noun
  1. People who are between childhood and teenage years, typically ages 9–12.
    • The book series is popular among tweeners because it deals with friendship and school challenges.
    • Many tweeners start to develop their own taste in music and fashion.
    • The camp offers special activities for tweeners who are too old for games but not ready for teen programs.
  2. Items or categories that fall between two established groups or sizes, such as clothing sizes or product types.
    • The store added a line of tweeners for kids who outgrow children's sizes but are too small for adult small.
    • These shoes are tweeners — not quite sneakers, not quite dress shoes.
    • The movie is a tweener between a comedy and a drama, appealing to both audiences.
Synonyms
Antonyms
What does "tweeners" mean? | whatsthatwordmean | whatsthatwordmean