Which to use
“lean” is an adjective and “leo” is a verb - they look or sound alike but fill different roles in a sentence.
- #26,078
- “lean” frequency rank
- #8,874
- “leo” frequency rank
- 34952
- confusion score
Side-by-Side Comparison
| Feature | lean | leo |
|---|---|---|
| Definition | Économe, frugal, surtout en rapport avec les techniques de lean management. | Troisième personne du singulier du futur de l’indicatif du verbe leañ/leiñ. |
Where the eye mixes lean and leo
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses lean with leo
These two trip readers on the page rather than in the ear: lean is \lin\ while leo is \ˈleː.o\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 34952, derived from the frequency rank of both members and their visual similarity.
lean is recorded at frequency rank #26,078, classified as anadj, pronounced \lin\. leo is at rank #8,874, tagged as averb, pronounced \ˈleː.o\.
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 34952, this pair ranks #280,216 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of lean vs leo
Shared letters: el. Private to "lean": an. Private to "leo": o.
"lean" · 4 letters · shape CVVC · "leo" · 3 letters · shape CVV
Known mistypes of this pair
- lean ← leann · llean
Frequently Asked Questions
Is swapping "lean" for "leo" ever safe?
In ordinary French text, does "lean" or "leo" show up more?
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 "lean" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "leo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #280,216 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "lean" and "leo" also get mixed up with nearby pairs, the highest-scored neighbour is "lean vs lep". 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 #280,216 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.