CFFvsCMATell them apart

Which to use

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

#46,639
“CFF” frequency rank
#36,763
“CMA” frequency rank
83402
confusion score

Side-by-Side Comparison

Feature CFF CMA
Definition Société anonyme (détenue à 100 % par la Confédération suisse) exploitant les chemins de fer suisses. Organisme consulaire chargé de développer l’activité économique dans le domaine de l'artisanat.

Where the eye mixes CFF and CMA

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
CFF
3 ch
CMA

Why the eye confuses CFF with CMA

A purely visual mix-up. CFF (\se.ɛf.ɛf\) and CMA (\se.ɛm.a\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 83402, derived from the frequency rank of both members and their visual similarity.

CFF is recorded at frequency rank #46,639, classified as anoun, pronounced \se.ɛf.ɛf\. CMA is at rank #36,763, tagged as anoun, pronounced \se.ɛm.a\.

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 83402, this pair ranks #14,918 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of CFF vs CMA

Shared letters: c. Private to "CFF": f. Private to "CMA": am.

"CFF" · 3 letters · shape CCC  ·  "CMA" · 3 letters · shape CCV

Frequently Asked Questions

Can "CFF" and "CMA" be used interchangeably?
No. They are said differently (\se.ɛf.ɛf\ versus \se.ɛm.a\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "CFF" or "CMA" show up more?
"CMA" is the more common of the two: it sits at frequency rank #36,763 in our French list, against #46,639 for "CFF". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "CFF" and "CMA" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "CFF" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CMA" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #14,918 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "CFF" and "CMA" also get mixed up with nearby pairs, the highest-scored neighbour is "CCE vs CFF". Nearby pair

Confusion rank #14,918 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