# checker vs checkup

> English confusable word pair

## The two words

### checker
*noun · IPA /ˈtʃɛkə/ · frequency rank #26,037*
One who or that which checks or verifies something.

### checkup
*noun · IPA /ˈt͡ʃɛkʌp/ · frequency rank #33,563*
A routine visit to the doctor, dentist, or the like.

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