lunesvslupusTell them apart

Which to use

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

#21,381
“lunes” frequency rank
#28,636
“lupus” frequency rank
50017
confusion score

Side-by-Side Comparison

Feature lunes lupus
Definition Pluriel de lune (utilisé dans le sens de satellite naturel). Lupus érythémateux (maladie auto-immune).

Where the eye mixes lunes and lupus

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. lunes and lupus follow the identical consonant-vowel pattern (CVCVC). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
lunes
5 ch
lupus

Why the eye confuses lunes with lupus

A purely visual mix-up. lunes (\lyn\) and lupus (\ly.pys\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 50017, derived from the frequency rank of both members and their visual similarity.

lunes is recorded at frequency rank #21,381, classified as anoun, pronounced \lyn\. lupus is at rank #28,636, tagged as anoun, pronounced \ly.pys\.

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 50017, this pair ranks #165,946 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lunes vs lupus

Shared letters: lsu. Private to "lunes": en. Private to "lupus": p.

"lunes" · 5 letters · shape CVCVC  ·  "lupus" · 5 letters · shape CVCVC

Known mistypes of this pair

  • lunes ← llunes · lnues · luens · luness · lunnes · lunse · ulnes
  • lupus ← llupus · lpuus · luppus · lupsu · lupuss · luups · ulpus

Frequently Asked Questions

Do "lunes" and "lupus" mean the same thing in a sentence?
No. They are said differently (\lyn\ versus \ly.pys\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "lunes" or "lupus"?
"lunes" is the more common of the two: it sits at frequency rank #21,381 in our French list, against #28,636 for "lupus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "lunes" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lupus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #165,946 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "lunes" and "lupus" also get mixed up with nearby pairs, the highest-scored neighbour is "lips vs lupus". 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 #165,946 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