synthévssynthèseWhich spelling fits?

Which to use

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

#46,473
“synthé” frequency rank
#4,897
“synthèse” frequency rank
51370
confusion score

Side-by-Side Comparison

Feature synthé synthèse
Definition Synthétiseur. Recomposition des éléments d’un tout, en particulier, de la thèse et de l'antithèse.

Where the eye mixes synthé and synthèse

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. synthé runs 6 letters (CVCCCV) against synthèse's 8 (CVCCCVCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
synthé
8 ch
synthèse

Visual trap between synthé and synthèse

A purely visual mix-up. synthé (\sɛ̃.te\) and synthèse (\sɛ̃.tɛz\) 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 2 letter(s) in length. Our composite confusion score for this pair is 51370, derived from the frequency rank of both members and their visual similarity.

synthé is recorded at frequency rank #46,473, classified as anoun, pronounced \sɛ̃.te\. synthèse is at rank #4,897, tagged as anoun, pronounced \sɛ̃.tɛz\.

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 51370, this pair ranks #155,537 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of synthé vs synthèse

Shared letters: hnsty. Private to "synthé": é. Private to "synthèse": eè.

"synthé" · 6 letters · shape CVCCCV  ·  "synthèse" · 8 letters · shape CVCCCVCV

Frequently Asked Questions

Can "synthé" and "synthèse" be used interchangeably?
No. They are said differently (\sɛ̃.te\ versus \sɛ̃.tɛz\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "synthé" or "synthèse"?
"synthèse" is the more common of the two: it sits at frequency rank #4,897 in our French list, against #46,473 for "synthé". 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 "synthé" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "synthèse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #155,537 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "synthé" and "synthèse" also get mixed up with nearby pairs, the highest-scored neighbour is "synode vs synthé". Nearby pair

Confusion rank #155,537 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