P4vspeWhich spelling fits?

Which to use

“P4” and “pe” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#46,332
“P4” frequency rank
#13,861
“pe” frequency rank
60193
confusion score

Side-by-Side Comparison

Feature P4 pe
Definition Réformé pour problèmes psychiques. Autre orthographe de pé (פ, forme finale ף), dix-septième lettre des alphabets hébreu et phénicien.

Where the eye mixes P4 and pe

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
P4
2 ch
pe

Visual trap between P4 and pe

A purely visual mix-up. P4 (\pe.katʁ\) and pe (\pe\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - 4 in “P4” becomes e in “pe”. Our composite confusion score for this pair is 60193, derived from the frequency rank of both members and their visual similarity.

P4 is recorded at frequency rank #46,332, classified as anoun, pronounced \pe.katʁ\. pe is at rank #13,861, tagged as anoun, pronounced \pe\.

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 60193, this pair ranks #98,962 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of P4 vs pe

Shared letters: p. Private to "P4": -. Private to "pe": e.

"P4" · 1 letters · shape C  ·  "pe" · 2 letters · shape CV

Frequently Asked Questions

Is swapping "P4" for "pe" ever safe?
No. They are said differently (\pe.katʁ\ versus \pe\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "P4" vs "pe" - which ranks higher?
"pe" is the more common of the two: it sits at frequency rank #13,861 in our French list, against #46,332 for "P4". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "P4" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pe" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #98,962 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "P4" and "pe" also get mixed up with nearby pairs, the highest-scored neighbour is "P4 vs pio". Nearby pair

Confusion rank #98,962 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