She reminisced about her tweenhood while looking through old photos.

She wore a cute tweenish outfit to the party.

She has a tweenism, always watching tween shows and reading tween magazines.

Tweenification is the process of making something appeal to or be suitable for tweens.

The tweenesses of the sisters were evident in their matching outfits.

She experienced a lot of changes during her tweenagehood.

There are many tweenisms in this book.

Tweendoms are becoming more popular among young people.

She is a talented tweenpreneur who started her own business at the age of 12.

There are many tweenpreneurs in the tech industry.