lieuvslueurConfusable pair

Which to use

“lieu” and “lueur” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#221
“lieu” frequency rank
#14,724
“lueur” frequency rank
14945
confusion score

Side-by-Side Comparison

Feature lieu lueur
Definition Portion de l’espace, soit prise en elle-même, soit considérée par rapport à ce qui l’occupe. Lumière faible ou affaiblie.

Where the eye mixes lieu and lueur

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
lieu
5 ch
lueur

Look-alike desk: lieu vs lueur

A purely visual mix-up. lieu (\ljø\) and lueur (\lɥœʁ\) 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 14945, derived from the frequency rank of both members and their visual similarity.

lieu is recorded at frequency rank #221, classified as anoun, pronounced \ljø\. lueur is at rank #14,724, tagged as anoun, pronounced \lɥœʁ\.

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 14945, this pair ranks #394,542 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of lieu vs lueur

Shared letters: elu. Private to "lieu": i. Private to "lueur": r.

"lieu" · 4 letters · shape CVVV  ·  "lueur" · 5 letters · shape CVVVC

Known mistypes of this pair

  • lieuileu · leiu · liue · llieu
  • lueurleuur · llueur · lueru · lueurr · luuer · uleur

Frequently Asked Questions

Is swapping "lieu" for "lueur" ever safe?
No. They are said differently (\ljø\ versus \lɥœʁ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "lieu" or "lueur"?
"lieu" is the more common of the two: it sits at frequency rank #221 in our French list, against #14,724 for "lueur". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "lieu" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lueur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #394,542 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "lieu" and "lueur" also get mixed up with nearby pairs, the highest-scored neighbour is "loueurs vs lueur". 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 #394,542 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list