Which to use
“foch” and “fog” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #28,562
- “foch” frequency rank
- #46,768
- “fog” frequency rank
- 75330
- confusion score
Side-by-Side Comparison
| Feature | foch | fog |
|---|---|---|
| Definition | Forme mutée de moch par lénition. | Brouillard, brume. |
Where the eye mixes foch and fog
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. foch runs 4 letters (CVCC) against fog's 3 (CVC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between foch and fog
A purely visual mix-up. foch (\voːχ\) and fog (\fɔɡ\) 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 1 letter(s) in length. Our composite confusion score for this pair is 75330, derived from the frequency rank of both members and their visual similarity.
foch is recorded at frequency rank #28,562, classified as anoun, pronounced \voːχ\. fog is at rank #46,768, tagged as anoun, pronounced \fɔɡ\.
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 75330, this pair ranks #34,406 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of foch vs fog
Shared letters: fo. Private to "foch": ch. Private to "fog": g.
"foch" · 4 letters · shape CVCC · "fog" · 3 letters · shape CVC
Known mistypes of this pair
- foch ← fcoh · ffoch · focch · fochh · fohc · ofch
Frequently Asked Questions
Can "foch" and "fog" be used interchangeably?
In ordinary French text, does "foch" or "fog" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "foch" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fog" - compare definitions side by side with the headword page. Word entry
- This pair ranks #34,406 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "foch" and "fog" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs fog". 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 #34,406 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.