# fiercely vs fiercest

> English confusable word pair

## The two words

### fiercely
*adverb · IPA /ˈfɪɹsli/ · frequency rank #18,310*
In a fierce manner.

### fiercest
*adjective · frequency rank #34,055*
superlative form of fierce: most fierce.

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