English Reference
Idiom idiom

X years old


A phrase used to say how old someone or something is. You replace 'X' with a number.


SIMPLE

“My brother is ten years old.”

CONTEXTUAL

“She is twenty-five years old and just finished her university degree.”

COMPLEX

“Although the historic building is over two hundred years old, it remains a beautiful example of local architecture.”

Last updated April 22, 2026