fiablevsfriableWhich spelling fits?

Which to use

“fiable” and “friable” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#6,297
“fiable” frequency rank
#49,663
“friable” frequency rank
55960
confusion score

Side-by-Side Comparison

Feature fiable friable
Definition À qui ou auquel on peut se fier. Qui peut aisément être réduit en poudre.

Where the eye mixes fiable and friable

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. fiable runs 6 letters (CVVCCV) against friable's 7 (CCVVCCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
fiable
7 ch
friable

Visual trap between fiable and friable

A purely visual mix-up. fiable (\fjabl\) and friable (\fʁi.jabl\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 55960, derived from the frequency rank of both members and their visual similarity.

fiable is recorded at frequency rank #6,297, classified as anadj, pronounced \fjabl\. friable is at rank #49,663, tagged as anadj, pronounced \fʁi.jabl\.

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 55960, this pair ranks #124,095 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fiable vs friable

Shared letters: abefil. Private to "fiable": -. Private to "friable": r.

"fiable" · 6 letters · shape CVVCCV  ·  "friable" · 7 letters · shape CCVVCCV

Known mistypes of this pair

  • fiable ← ffiable · fiabble · fiabel · fiablle · fialbe · fibale · ifable
  • friable ← ffriable · firable · fraible · friabble · friabel · friablle · frialbe · fribale

Frequently Asked Questions

Is swapping "fiable" for "friable" ever safe?
No. They are said differently (\fjabl\ versus \fʁi.jabl\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fiable" vs "friable" - which ranks higher?
"fiable" is the more common of the two: it sits at frequency rank #6,297 in our French list, against #49,663 for "friable". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fiable" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "friable" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #124,095 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fiable" and "friable" also get mixed up with nearby pairs, the highest-scored neighbour is "friable vs Frisbee". 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 #124,095 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list