# ultimo vs uptime

> English confusable word pair

## The two words

### ultimo
*adjective · IPA /ˈʌltɪməʊ/ · frequency rank #49,117*
On the last day (of a specified month).

### uptime
*noun · frequency rank #38,221*
The period of time a computer has functioned since last requiring a reboot.

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