# rigor vs roger

> English confusable word pair

## The two words

### rigor
*noun · IPA /ˈɹɪɡɚ/ · frequency rank #26,577*
US spelling of rigour.

### roger
*intj · IPA /ˈɹɒd͡ʒə/ · frequency rank #3,721*
Received (used in radio communications to acknowledge that a message has been received and understood)

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