# DARPA vs derp

> English confusable word pair

## The two words

### DARPA
*name · IPA /ˈdɑː(ɹ)pə/ · frequency rank #38,353*
Acronym of Defense Advanced Research Projects Agency.

### derp
*intj · IPA /dɝp/ · frequency rank #48,699*
Draws attention to an act of foolishness or stupidity.

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