Which to use
“lien” and “lumen” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #656
- “lien” frequency rank
- #43,534
- “lumen” frequency rank
- 44190
- confusion score
Side-by-Side Comparison
| Feature | lien | lumen |
|---|---|---|
| Definition | Ce qui sert à lier, à attacher des objets ou des parties ensemble. | Unité de mesure de flux lumineux du Système international, équivalant à une candela-stéradian, définie comme le flux lumineux de la lumière monochromatique de fréquence de 540 térahertz et de puissance de 1/683 de watt. Le symbole en est lm. |
Where the eye mixes lien and lumen
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between lien and lumen
A purely visual mix-up. lien (\ljɛ̃\) and lumen (\ly.mɛn\) 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 44190, derived from the frequency rank of both members and their visual similarity.
lien is recorded at frequency rank #656, classified as anoun, pronounced \ljɛ̃\. lumen is at rank #43,534, tagged as anoun, pronounced \ly.mɛn\.
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 44190, this pair ranks #212,358 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of lien vs lumen
Shared letters: eln. Private to "lien": i. Private to "lumen": mu.
"lien" · 4 letters · shape CVVC · "lumen" · 5 letters · shape CVCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "lien" for "lumen" ever safe?
Which is more common, "lien" or "lumen"?
Useful next steps
Eye-level mix-up between "lien" and "lumen" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "lien" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "lumen" - compare definitions side by side with the headword page. Word entry
- This pair ranks #212,358 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "lien" and "lumen" also get mixed up with nearby pairs, the highest-scored neighbour is "lumen vs lure". 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 #212,358 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.