persanevspesantWhat's the difference?

Quick tell: persane is a noun, pesant is an adjective, so they fill different roles in a sentence.

Which to use

“persane” is a noun and “pesant” is an adjective - they look or sound alike but fill different roles in a sentence.

#45,224
“persane” frequency rank
#11,097
“pesant” frequency rank
56321
confusion score

Side-by-Side Comparison

Feature persane pesant
Definition Femelle d’une race de chat, originaire d’Iran puis d’Angleterre, à poil long (angora), au nez aplati et à queue courte. Qui a du poids, qui est soumis à la force de la pesanteur.

Where the eye mixes persane and pesant

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. persane runs 7 letters (CVCCVCV) against pesant's 6 (CVCVCC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
persane
6 ch
pesant

Visual trap between persane and pesant

These two trip readers on the page rather than in the ear: persane is \pɛʁ.san\ while pesant is \pə.zɑ̃\. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 56321, derived from the frequency rank of both members and their visual similarity.

persane is recorded at frequency rank #45,224, classified as anoun, pronounced \pɛʁ.san\. pesant is at rank #11,097, tagged as anadj, pronounced \pə.zɑ̃\.

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 56321, this pair ranks #121,803 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of persane vs pesant

Shared letters: aenps. Private to "persane": r. Private to "pesant": t.

"persane" · 7 letters · shape CVCCVCV  ·  "pesant" · 6 letters · shape CVCVCC

Known mistypes of this pair

  • persane ← eprsane · perasne · perrsane · persaen · persanne · persnae · perssane · pesrane
  • pesant ← epsant · peasnt · pesannt · pesantt · pesatn · pesnat · pessant · ppesant

Frequently Asked Questions

Can "persane" and "pesant" be used interchangeably?
No - they are not even the same part of speech. "persane" is a noun and "pesant" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "persane" or "pesant" show up more?
"pesant" is the more common of the two: it sits at frequency rank #11,097 in our French list, against #45,224 for "persane". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "persane" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pesant" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #121,803 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "persane" and "pesant" also get mixed up with nearby pairs, the highest-scored neighbour is "persane vs persans". 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 #121,803 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