faiblesvsfiablesWhich spelling fits?

Which to use

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

#3,257
“faibles” frequency rank
#11,050
“fiables” frequency rank
14307
confusion score

Side-by-Side Comparison

Feature faibles fiables
Definition Pluriel de faible. Pluriel de fiable.

Where the eye mixes faibles and fiables

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. faibles and fiables follow the identical consonant-vowel pattern (CVVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
faibles
7 ch
fiables

Look-alike desk: faibles vs fiables

A purely visual mix-up. faibles (\fɛbl\) and fiables (\fjabl\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ only by swapping two adjacent letters (ai ↔ ia) - a transposition the eye reads straight past. Our composite confusion score for this pair is 14307, derived from the frequency rank of both members and their visual similarity.

faibles is recorded at frequency rank #3,257, classified as anadj, pronounced \fɛbl\. fiables is at rank #11,050, tagged as anadj, pronounced \fjabl\.

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 14307, this pair ranks #397,273 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of faibles vs fiables

Shared letters: abefils. Private to "faibles": -. Private to "fiables": -.

"faibles" · 7 letters · shape CVVCCVC  ·  "fiables" · 7 letters · shape CVVCCVC

Known mistypes of this pair

  • faiblesafibles · fabiles · faibbles · faibels · faibless · faiblles · faiblse · failbes
  • fiablesffiables · fiabbles · fiabels · fiabless · fiablles · fiablse · fialbes · fibales

Frequently Asked Questions

Do "faibles" and "fiables" mean the same thing in a sentence?
No. They are said differently (\fɛbl\ versus \fjabl\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "faibles" or "fiables"?
"faibles" is the more common of the two: it sits at frequency rank #3,257 in our French list, against #11,050 for "fiables". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "faibles" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fiables" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #397,273 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "faibles" and "fiables" also get mixed up with nearby pairs, the highest-scored neighbour is "fiables vs friable". 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 #397,273 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