Which to use
“od” and “osm” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #25,066
- “od” frequency rank
- #41,435
- “osm” frequency rank
- 66501
- confusion score
Side-by-Side Comparison
| Feature | od | osm |
|---|---|---|
| Definition | Désigne un fluide, sorte de force vitale qui selon Karl von Reichenbach, émanerait des êtres humains. | Osmium. |
Where the eye mixes od and osm
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: od vs osm
A purely visual mix-up. od (\ɔd\) and osm (\ɔsm̥\) 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 66501, derived from the frequency rank of both members and their visual similarity.
od is recorded at frequency rank #25,066, classified as anoun, pronounced \ɔd\. osm is at rank #41,435, tagged as anoun, pronounced \ɔsm̥\.
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 66501, this pair ranks #67,529 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of od vs osm
Shared letters: o. Private to "od": d. Private to "osm": ms.
"od" · 2 letters · shape VC · "osm" · 3 letters · shape VCC
Frequently Asked Questions
Is swapping "od" for "osm" ever safe?
In ordinary French text, does "od" or "osm" show up more?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "od" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "osm" - compare definitions side by side with the headword page. Word entry
- This pair ranks #67,529 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "od" and "osm" also get mixed up with nearby pairs, the highest-scored neighbour is "och vs osm". Nearby pair
Confusion rank #67,529 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.