# Kaplan vs kappa

> English confusable word pair

## The two words

### Kaplan
*name · frequency rank #17,880*
A surname.

### kappa
*noun · IPA /ˈkæpə/ · frequency rank #15,847*
The tenth letter of the Greek alphabet.

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