périlvspersoTell them apart

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

Which to use

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

#7,489
“péril” frequency rank
#2,326
“perso” frequency rank
9815
confusion score

Side-by-Side Comparison

Feature péril perso
Definition Danger, risque, état où il y a quelque chose de fâcheux à craindre. Personnel.

Where the eye mixes péril and perso

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

5 ch
péril
5 ch
perso

Visual trap between péril and perso

These two trip readers on the page rather than in the ear: péril is \pe.ʁil\ while perso is \pɛʁ.so\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 9815, derived from the frequency rank of both members and their visual similarity.

péril is recorded at frequency rank #7,489, classified as anoun, pronounced \pe.ʁil\. perso is at rank #2,326, tagged as anadj, pronounced \pɛʁ.so\.

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 9815, this pair ranks #415,302 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of péril vs perso

Shared letters: pr. Private to "péril": ilé. Private to "perso": eos.

"péril" · 5 letters · shape CVCVC  ·  "perso" · 5 letters · shape CVCCV

Known mistypes of this pair

  • persoeprso · peros · perrso · persso · pesro · pperso · preso

Frequently Asked Questions

Is swapping "péril" for "perso" ever safe?
No - they are not even the same part of speech. "péril" is a noun and "perso" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "péril" vs "perso" - which ranks higher?
"perso" is the more common of the two: it sits at frequency rank #2,326 in our French list, against #7,489 for "péril". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "péril" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "perso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #415,302 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "péril" and "perso" also get mixed up with nearby pairs, the highest-scored neighbour is "péril vs purin". 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 #415,302 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