# upstairs

> English word · Adjective · IPA /ˌʌpˈstɛɹz/ · frequency rank #8,742

## Definitions
1. Located on a higher floor or level of a building.
2. Pertaining to a pitched ball that is high, and usually outside the strike zone.

## Etymology
From up- + stair + -s.

## Easily confused with
- **upstart** (https://plainspell.com/en/vs/upstairs-vs-upstart)

## Common misspellings (12)
`pustairs`, `uppstairs`, `upsatirs`, `upsstairs`, `upstairrs`, `upstairss`, `upstaisr`, `upstaris`, `upstiars`, `upsttairs`, `uptsairs`, `usptairs`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/upstairs