Which to use
“focal” is an adjective and “foch” is a noun - they look or sound alike but fill different roles in a sentence.
- #46,767
- “focal” frequency rank
- #28,562
- “foch” frequency rank
- 75329
- confusion score
Side-by-Side Comparison
| Feature | focal | foch |
|---|---|---|
| Definition | Qui a rapport, qui est placé au foyer des rayons lumineux d’un miroir ou d’une lentille. | Forme mutée de moch par lénition. |
Where the eye mixes focal and foch
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. focal runs 5 letters (CVCVC) against foch's 4 (CVCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between focal and foch
These two trip readers on the page rather than in the ear: focal is \fɔ.kal\ while foch is \voːχ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 75329, derived from the frequency rank of both members and their visual similarity.
focal is recorded at frequency rank #46,767, classified as anadj, pronounced \fɔ.kal\. foch is at rank #28,562, tagged as anoun, pronounced \voːχ\.
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 75329, this pair ranks #34,407 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of focal vs foch
Shared letters: cfo. Private to "focal": al. Private to "foch": h.
"focal" · 5 letters · shape CVCVC · "foch" · 4 letters · shape CVCC
Known mistypes of this pair
Frequently Asked Questions
Do "focal" and "foch" mean the same thing in a sentence?
Frequency check: "focal" vs "foch" - which ranks higher?
After this comparison
Eye-level mix-up between "focal" and "foch" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "focal" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "foch" - compare definitions side by side with the headword page. Word entry
- This pair ranks #34,407 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "focal" and "foch" also get mixed up with nearby pairs, the highest-scored neighbour is "Fayçal vs focal". 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 #34,407 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.