leçonvslemonWhat's the difference?

Which to use

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

#3,467
“leçon” frequency rank
#33,756
“lemon” frequency rank
37223
confusion score

Side-by-Side Comparison

Feature leçon lemon
Definition Petite portion d’une discipline enseignée à un groupe de personnes ou à une seule personne. Citron jaune.

Where the eye mixes leçon and lemon

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
leçon
5 ch
lemon

Look-alike desk: leçon vs lemon

A purely visual mix-up. leçon (\lə.sɔ̃\) and lemon (\ˈlɛm.ən\) 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 a single letter - ç in “leçon” becomes m in “lemon”. Our composite confusion score for this pair is 37223, derived from the frequency rank of both members and their visual similarity.

leçon is recorded at frequency rank #3,467, classified as anoun, pronounced \lə.sɔ̃\. lemon is at rank #33,756, tagged as anoun, pronounced \ˈlɛm.ən\.

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 37223, this pair ranks #264,023 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of leçon vs lemon

Shared letters: elno. Private to "leçon": ç. Private to "lemon": m.

"leçon" · 5 letters · shape CVCVC  ·  "lemon" · 5 letters · shape CVCVC

Known mistypes of this pair

  • lemonelmon · lemmon · lemno · lemonn · leomn · llemon · lmeon

Frequently Asked Questions

Is swapping "leçon" for "lemon" ever safe?
No. They are said differently (\lə.sɔ̃\ versus \ˈlɛm.ən\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "leçon" or "lemon"?
"leçon" is the more common of the two: it sits at frequency rank #3,467 in our French list, against #33,756 for "lemon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "leçon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lemon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #264,023 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "leçon" and "lemon" also get mixed up with nearby pairs, the highest-scored neighbour is "lemme vs lemon". 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 #264,023 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