downstairs
/daʊnˈstɛəz/
noun
Meaning
The lower floor of a house, at ground level.
The genitalia
"The wind lifted up her skirt and I caught a glimpse of her downstairs."
adjective
Meaning
A floor lower than the current one.
"The kids sleep in the downstairs bedroom, we sleep in the upstairs one."
adverb
Meaning
Living, stepping, or coming down the stairs
"walk downstairs"