upstairs

An upper storey.

Located on a higher floor or level of a building.

"They can sleep in the upstairs bedroom."

Pertaining to a pitched ball that is high, and usually outside the strike zone.

"That fastball was upstairs for a ball."

Up the stairs; on a higher floor or level.

"I hate the people who live upstairs, and I especially hate their piano."

In the brain or mind.

"After Joe did a hula dance on the kitchen table, his friends wondered if he didn’t have a lot going on upstairs."

In heaven, especially with regard to where a deity might be found.