# refractive vs retroactive

> English confusable word pair

## The two words

### refractive
*adjective · frequency rank #33,816*
That refracts; causing or relating to refraction.

### retroactive
*adjective · IPA /ˌɹɛt.ɹəʊˈæk.tɪv/ · frequency rank #32,157*
Extending in scope, effect, application or influence to a prior time or to prior conditions

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