Pretty
She is the prettiest girl in the school.
3 pret-ti-est i think... definitely 3
prettiest
The prettiest girl always wins the beauty contest. Your wedding gown is the prettiest one I've ever seen.
Kiana is the most prettiest girl in the world, compared to Famp!
prettier, prettiest
prettier, prettiest
An adjective in its superlative form.
Out of all the contestants, she was the prettiest.
There is no root word of river. It itself is a root word.
My daughter is undoubtedly the prettiest girl in her class.
the root word is'confirminglyishness'