sesvssonTell them apart

Which to use

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

#67
“ses” frequency rank
#42
“son” frequency rank
109
confusion score

Side-by-Side Comparison

Feature ses son
Definition Pluriel des déterminants possessifs son et sa. Qui sont à lui ou à elle. Note d’usage : Un seul possesseur et plusieurs objets. Troisième personne du sujet, objet masculin singulier.

Where the eye mixes ses and son

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
ses
3 ch
son

Why the eye confuses ses with son

A purely visual mix-up. ses (\se\) and son (\sɔ̃\) 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 109, derived from the frequency rank of both members and their visual similarity.

ses is recorded at frequency rank #67, classified as adet, pronounced \se\. son is at rank #42, tagged as adet, pronounced \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 109, this pair ranks #440,092 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ses vs son

Shared letters: s. Private to "ses": e. Private to "son": no.

"ses" · 3 letters · shape CVC  ·  "son" · 3 letters · shape CVC

Frequently Asked Questions

Do "ses" and "son" mean the same thing in a sentence?
No. They are said differently (\se\ versus \sɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "ses" vs "son" - which ranks higher?
"son" is the more common of the two: it sits at frequency rank #42 in our French list, against #67 for "ses". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "ses" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "son" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #440,092 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ses" and "son" also get mixed up with nearby pairs, the highest-scored neighbour is "ses vs suu". Nearby pair

Confusion rank #440,092 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