fiercevsfiercestWhich spelling fits?

Which to use

“fierce” and “fiercest” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#8,036
“fierce” frequency rank
#34,055
“fiercest” frequency rank
42091
confusion score

Side-by-Side Comparison

Feature fierce fiercest
Definition Exceedingly violent, severe, ferocious, cruel or savage. superlative form of fierce: most fierce.

Letter map: fierce vs fiercest

Shared letters muted; letters that set fierce and fiercest apart highlighted. Shared run: 6. fierce runs 6 letters (CVVCCV) against fiercest's 8 (CVVCCVCC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
fierce
8 ch
fiercest

Spelling & dictionary notes on fierce vs fiercest

fierce and fiercest are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 2 extra letter(s) - “fierce” sits inside “fiercest”. Our composite confusion score for this pair is 42091, derived from the frequency rank of both members and their visual similarity.

fierce is recorded at frequency rank #8,036, classified as anadj, pronounced /fɪəs/. fiercest is at rank #34,055, tagged as anadj.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 42091, this pair ranks #252,374 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fierce vs fiercest

Shared letters: cefir. Private to "fierce": -. Private to "fiercest": st.

"fierce" · 6 letters · shape CVVCCV  ·  "fiercest" · 8 letters · shape CVVCCVCC

Known mistypes of this pair

  • fierce ← feirce · ffierce · fiecre · fiercce · fierec · fierrce · firece · iferce
  • fiercest ← feircest · ffiercest · fiecrest · fierccest · fiercesst · fiercestt · fiercets · fiercset

Frequently Asked Questions

Can "fierce" and "fiercest" be used interchangeably?
No. They differ by 2 extra letter(s) - “fierce” sits inside “fiercest”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "fierce" vs "fiercest" - which ranks higher?
"fierce" is the more common of the two: it sits at frequency rank #8,036 in our English list, against #34,055 for "fiercest". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "fierce" vs "fiercest" is on the table, pick a follow-up below.

  • Full dictionary entry for "fierce" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fiercest" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #252,374 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fierce" and "fiercest" also get mixed up with nearby pairs, the highest-scored neighbour is "fiercely vs fiercest". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #252,374 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list