périlvspuérileTell them apart

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

Which to use

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

#7,489
“péril” frequency rank
#43,620
“puérile” frequency rank
51109
confusion score

Side-by-Side Comparison

Feature péril puérile
Definition Danger, risque, état où il y a quelque chose de fâcheux à craindre. Féminin singulier de puéril.

Where the eye mixes péril and puérile

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

5 ch
péril
7 ch
puérile

Visual trap between péril and puérile

These two trip readers on the page rather than in the ear: péril is \pe.ʁil\ while puérile is \pɥe.ʁil\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 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 51109, 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\. puérile is at rank #43,620, tagged as anadj, pronounced \pɥe.ʁil\.

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 51109, this pair ranks #157,518 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of péril vs puérile

Shared letters: ilpré. Private to "péril": -. Private to "puérile": eu.

"péril" · 5 letters · shape CVCVC  ·  "puérile" · 7 letters · shape CVVCVCV

Frequently Asked Questions

Do "péril" and "puérile" mean the same thing in a sentence?
No - they are not even the same part of speech. "péril" is a noun and "puérile" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "péril" or "puérile" show up more?
"péril" is the more common of the two: it sits at frequency rank #7,489 in our French list, against #43,620 for "puérile". 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 "puérile" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #157,518 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "péril" and "puérile" also get mixed up with nearby pairs, the highest-scored neighbour is "puéril vs puérile". Nearby pair

Confusion rank #157,518 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