Which to use
“CAF” and “cas” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #10,286
- “CAF” frequency rank
- #157
- “cas” frequency rank
- 10443
- confusion score
Side-by-Side Comparison
| Feature | CAF | cas |
|---|---|---|
| Definition | Caisse d’allocations familiales. | Accident, aventure, conjoncture, occasion ; fait arrivé, ou qui peut arriver. |
Where the eye mixes CAF and cas
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses CAF with cas
A purely visual mix-up. CAF (\kaf\) and cas (\kɑ\) 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 a single letter - f in “CAF” becomes s in “cas”. Our composite confusion score for this pair is 10443, derived from the frequency rank of both members and their visual similarity.
CAF is recorded at frequency rank #10,286, classified as anoun, pronounced \kaf\. cas is at rank #157, tagged as anoun, pronounced \kɑ\.
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 10443, this pair ranks #412,983 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of CAF vs cas
Shared letters: ac. Private to "CAF": f. Private to "cas": s.
"CAF" · 3 letters · shape CVC · "cas" · 3 letters · shape CVC
Frequently Asked Questions
Can "CAF" and "cas" be used interchangeably?
Frequency check: "CAF" vs "cas" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "CAF" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cas" - compare definitions side by side with the headword page. Word entry
- This pair ranks #412,983 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "CAF" and "cas" also get mixed up with nearby pairs, the highest-scored neighbour is "CAF vs CCE". Nearby pair
Confusion rank #412,983 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.