Yes, "nine-year-old" is a compound adjective. It combines the number "nine," the noun "year," and the suffix "-old" to describe the age of a person or thing. When used in a sentence, it typically hyphenates to clarify that it describes age, such as in "a nine-year-old child."
NOTHING
No. He is a child and so is a nine year old. It is illegal for them to date.
Just go for it! She will love you to bits if you do. And you will be cool!
NO
yes nine year olds can get their period
The average weight of a nine year old is about 65 pounds.
Dress up all fancy
yes.. actually, a nine yer old shouldn't be dating at all
They like to act like they're grownups. Trust me i know I'm a nine year old.
No. A nine year old is a child and too young. Go play baseball.
yes -if the nine year old knows how to drive a tractor but it is still technically illegal.