leafvsleoWhich spelling fits?

Quick tell: leaf is a noun, leo is a verb, so they fill different roles in a sentence.

Which to use

“leaf” is a noun and “leo” is a verb - they look or sound alike but fill different roles in a sentence.

#32,043
“leaf” frequency rank
#8,874
“leo” frequency rank
40917
confusion score

Side-by-Side Comparison

Feature leaf leo
Definition Feuille. Troisième personne du singulier du futur de l’indicatif du verbe leañ/leiñ.

Where the eye mixes leaf and leo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
leaf
3 ch
leo

Look-alike desk: leaf vs leo

These two trip readers on the page rather than in the ear: leaf is \ˈlif\ 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 40917, derived from the frequency rank of both members and their visual similarity.

leaf is recorded at frequency rank #32,043, classified as anoun, pronounced \ˈlif\. 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 40917, this pair ranks #236,945 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of leaf vs leo

Shared letters: el. Private to "leaf": af. Private to "leo": o.

"leaf" · 4 letters · shape CVVC  ·  "leo" · 3 letters · shape CVV

Known mistypes of this pair

  • leafelaf · laef · leaff · lefa · lleaf

Frequently Asked Questions

Is swapping "leaf" for "leo" ever safe?
No - they are not even the same part of speech. "leaf" is a noun and "leo" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "leaf" or "leo" show up more?
"leo" is the more common of the two: it sits at frequency rank #8,874 in our French list, against #32,043 for "leaf". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "leaf" and "leo" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "leaf" 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 #236,945 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "leaf" and "leo" also get mixed up with nearby pairs, the highest-scored neighbour is "leaf 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 #236,945 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