behind
Definitions
At or to the far side of something, typically so as to be hidden by it.
In the position of supporting or being the cause of something.
At a lower level or rate than someone or something else.
Examples
The sun disappeared behind the clouds as evening approached.
She left her umbrella behind in the crowded restaurant.
The runner who finished behind the winner was still very proud of his performance.
Synonyms
after following back rear subsequent trailing at the back of