Which to use
“seing” and “spin” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #38,041
- “seing” frequency rank
- #17,275
- “spin” frequency rank
- 55316
- confusion score
Side-by-Side Comparison
| Feature | seing | spin |
|---|---|---|
| Definition | Nom de quelqu’un écrit par lui-même au bas d’une lettre, d’un acte, pour le certifier, pour le confirmer, pour le rendre valable. | Propriété quantique intrinsèque associée à chaque particule, qui est caractéristique de la nature de la particule, au même titre que sa masse et sa charge électrique, et qui s’apparente à la quantité de mouvement angulaire sans l’être. |
Where the eye mixes seing and spin
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between seing and spin
A purely visual mix-up. seing (\sɛ̃\) and spin (\spin\) 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 55316, derived from the frequency rank of both members and their visual similarity.
seing is recorded at frequency rank #38,041, classified as anoun, pronounced \sɛ̃\. spin is at rank #17,275, tagged as anoun, pronounced \spin\.
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 55316, this pair ranks #128,234 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of seing vs spin
Shared letters: ins. Private to "seing": eg. Private to "spin": p.
"seing" · 5 letters · shape CVVCC · "spin" · 4 letters · shape CCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "seing" for "spin" ever safe?
Frequency check: "seing" vs "spin" - which ranks higher?
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 "seing" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "spin" - compare definitions side by side with the headword page. Word entry
- This pair ranks #128,234 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "seing" and "spin" also get mixed up with nearby pairs, the highest-scored neighbour is "seing vs sind". 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 #128,234 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.