pertesvsPerthTell them apart

Quick tell: pertes is a noun, Perth is a name, so they fill different roles in a sentence.

Which to use

“pertes” is a noun and “Perth” is a name - they look or sound alike but fill different roles in a sentence.

#3,485
“pertes” frequency rank
#28,687
“Perth” frequency rank
32172
confusion score

Side-by-Side Comparison

Feature pertes Perth
Definition Pluriel de perte. Ville d’Écosse située dans le district de Perth and Kinross, traversée par la Tay.

Where the eye mixes pertes and Perth

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
pertes
5 ch
Perth

Why the eye confuses pertes with Perth

These two trip readers on the page rather than in the ear: pertes is \pɛʁt\ while Perth is \pœʁs\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 32172, derived from the frequency rank of both members and their visual similarity.

pertes is recorded at frequency rank #3,485, classified as anoun, pronounced \pɛʁt\. Perth is at rank #28,687, tagged as aname, pronounced \pœʁs\.

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 32172, this pair ranks #299,024 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pertes vs Perth

Shared letters: eprt. Private to "pertes": s. Private to "Perth": h.

"pertes" · 6 letters · shape CVCCVC  ·  "Perth" · 5 letters · shape CVCCC

Known mistypes of this pair

  • perteseprtes · perets · perrtes · pertess · pertse · perttes · petres · ppertes
  • Pertheprth · perht · perrth · perthh · pertth · petrh · pperth · preth

Frequently Asked Questions

Can "pertes" and "Perth" be used interchangeably?
No - they are not even the same part of speech. "pertes" is a noun and "Perth" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "pertes" or "Perth" show up more?
"pertes" is the more common of the two: it sits at frequency rank #3,485 in our French list, against #28,687 for "Perth". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "pertes" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Perth" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #299,024 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "pertes" and "Perth" also get mixed up with nearby pairs, the highest-scored neighbour is "perfs vs Perth". 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 #299,024 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