# spec vs SPF

> English confusable word pair

## The two words

### spec
*noun · IPA /ˈspɛk/ · frequency rank #13,245*
Clipping of specification.

### SPF
*noun · frequency rank #30,978*
Initialism of sun protection factor.

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