Which to use
“perfs” and “Petrus” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #46,951
- “perfs” frequency rank
- #40,419
- “Petrus” frequency rank
- 87370
- confusion score
Side-by-Side Comparison
| Feature | perfs | Petrus |
|---|---|---|
| Definition | Pluriel de perf. | Pierre. |
Letter map: perfs vs Petrus
Shared letters muted; letters that set perfs and Petrus apart highlighted. Shared run: 4. perfs runs 5 letters (CVCCC) against Petrus's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Corpus notes: perfs and Petrus
perfs and Petrus are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 87370, derived from the frequency rank of both members and their visual similarity.
perfs is recorded at frequency rank #46,951, classified as anoun, pronounced \pɛʁf\. Petrus is at rank #40,419, tagged as anoun.
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 87370, this pair ranks #8,376 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of perfs vs Petrus
Shared letters: eprs. Private to "perfs": f. Private to "Petrus": tu.
"perfs" · 5 letters · shape CVCCC · "Petrus" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "perfs" for "Petrus" ever safe?
Frequency check: "perfs" vs "Petrus" - which ranks higher?
After this comparison
Pair "perfs" vs "Petrus" is on the table, pick a follow-up below.
- Full dictionary entry for "perfs" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Petrus" - compare definitions side by side with the headword page. Word entry
- This pair ranks #8,376 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "perfs" and "Petrus" 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 #8,376 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.