TessinvstessonTell them apart

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

Which to use

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

#42,081
“Tessin” frequency rank
#40,049
“tesson” frequency rank
82130
confusion score

Side-by-Side Comparison

Feature Tessin tesson
Definition Affluent du Pô. Débris de bouteille cassée, de pot cassé.

Letter map: Tessin vs tesson

Shared letters muted; letters that set Tessin and tesson apart highlighted. Shared run: 5. Tessin and tesson follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
Tessin
6 ch
tesson

Role in the sentence - Tessin and tesson

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Tessin is aname and tessonanoun. On the page they differ by a single letter - i in “Tessin” becomes o in “tesson”. Our composite confusion score for this pair is 82130, derived from the frequency rank of both members and their visual similarity.

Tessin is recorded at frequency rank #42,081, classified as aname. tesson is at rank #40,049, tagged as anoun, pronounced \tɛ.sɔ̃\.

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 82130, this pair ranks #17,354 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Tessin vs tesson

Shared letters: enst. Private to "Tessin": i. Private to "tesson": o.

"Tessin" · 6 letters · shape CVCCVC  ·  "tesson" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • Tessin ← etssin · tesin · tesisn · tessinn · tessni · tsesin · ttessin
  • tesson ← etsson · teson · tesosn · tessno · tessonn · tseson · ttesson

Frequently Asked Questions

Can "Tessin" and "tesson" be used interchangeably?
No - they are not even the same part of speech. "Tessin" is a name and "tesson" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "Tessin" or "tesson" show up more?
"tesson" is the more common of the two: it sits at frequency rank #40,049 in our French list, against #42,081 for "Tessin". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "Tessin" vs "tesson" is on the table, pick a follow-up below.

  • Full dictionary entry for "Tessin" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tesson" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #17,354 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Tessin" and "tesson" also get mixed up with nearby pairs, the highest-scored neighbour is "Tessin vs tessons". 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 #17,354 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