pèresvsperfsWhich spelling fits?

Which to use

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

#5,596
“pères” frequency rank
#46,951
“perfs” frequency rank
52547
confusion score

Side-by-Side Comparison

Feature pères perfs
Definition Pluriel de père. Pluriel de perf.

Where the eye mixes pères and perfs

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. pères (CVCVC) and perfs (CVCCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
pères
5 ch
perfs

Why the eye confuses pères with perfs

A purely visual mix-up. pères (\pɛʁ\) and perfs (\pɛʁf\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 52547, derived from the frequency rank of both members and their visual similarity.

pères is recorded at frequency rank #5,596, classified as anoun, pronounced \pɛʁ\. perfs is at rank #46,951, tagged as anoun, pronounced \pɛʁf\.

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 52547, this pair ranks #146,990 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pères vs perfs

Shared letters: eprs. Private to "pères": è. Private to "perfs": f.

"pères" · 5 letters · shape CVCVC  ·  "perfs" · 5 letters · shape CVCCC

Known mistypes of this pair

  • perfseprfs · pefrs · perffs · perfss · perrfs · persf · pperfs · prefs

Frequently Asked Questions

Can "pères" and "perfs" be used interchangeably?
No. They are said differently (\pɛʁ\ versus \pɛʁf\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "pères" or "perfs"?
"pères" is the more common of the two: it sits at frequency rank #5,596 in our French list, against #46,951 for "perfs". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "pères" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "perfs" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #146,990 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "pères" and "perfs" also get mixed up with nearby pairs, the highest-scored neighbour is "perfs vs pètes". 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 #146,990 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