YOU SAID:
I am an eleven year-old
INTO JAPANESE
私は 11 歳
BACK INTO ENGLISH
I am 11 years old
INTO JAPANESE
私 11 歳
BACK INTO ENGLISH
My 11-year-old
INTO JAPANESE
私 11 歳
BACK INTO ENGLISH
My 11-year-old
That didn't even make that much sense in English.