canvscasConfusable pair

Which to use

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

#5,217
“can” frequency rank
#157
“cas” frequency rank
5374
confusion score

Side-by-Side Comparison

Feature can cas
Definition Face la moins large d’une pièce de bois ou d'une tôle métallique. Accident, aventure, conjoncture, occasion ; fait arrivé, ou qui peut arriver.

Where the eye mixes can and cas

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
can
3 ch
cas

Why the eye confuses can with cas

A purely visual mix-up. can (\kɑ̃\) 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 - n in “can” becomes s in “cas”. Our composite confusion score for this pair is 5374, derived from the frequency rank of both members and their visual similarity.

can is recorded at frequency rank #5,217, classified as anoun, pronounced \kɑ̃\. 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 5374, this pair ranks #429,199 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of can vs cas

Shared letters: ac. Private to "can": n. Private to "cas": s.

"can" · 3 letters · shape CVC  ·  "cas" · 3 letters · shape CVC

Frequently Asked Questions

Can "can" and "cas" be used interchangeably?
No. They are said differently (\kɑ̃\ versus \kɑ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "can" vs "cas" - which ranks higher?
"cas" is the more common of the two: it sits at frequency rank #157 in our French list, against #5,217 for "can". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "can" 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 #429,199 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "can" and "cas" also get mixed up with nearby pairs, the highest-scored neighbour is "can vs CCE". Nearby pair

Confusion rank #429,199 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