# caliber vs caller

> English confusable word pair

## The two words

### caliber
*noun · IPA /ˈkæl.ɪ.bə(ɹ)/ · frequency rank #12,016*
Diameter of the bore of a firearm, typically measured between opposite lands.

### caller
*noun · IPA /ˈkɔːlə/ · frequency rank #12,737*
The person who makes a telephone call.

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