surditévssûretéTell them apart

Which to use

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

#29,557
“surdité” frequency rank
#5,082
“sûreté” frequency rank
34639
confusion score

Side-by-Side Comparison

Feature surdité sûreté
Definition Perte ou diminution notable du sens de l’ouïe. Nature ou caractère de ce qui est sûr.

Where the eye mixes surdité and sûreté

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. surdité runs 7 letters (CVCCVCV) against sûreté's 6 (CVCVCV) - the length gap alone is often enough to separate them once you know to check it.

7 ch
surdité
6 ch
sûreté

Look-alike desk: surdité vs sûreté

A purely visual mix-up. surdité (\syʁ.di.te\) and sûreté (\syʁ.te\) 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 1 letter(s) in length. Our composite confusion score for this pair is 34639, derived from the frequency rank of both members and their visual similarity.

surdité is recorded at frequency rank #29,557, classified as anoun, pronounced \syʁ.di.te\. sûreté is at rank #5,082, tagged as anoun, pronounced \syʁ.te\.

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 34639, this pair ranks #282,422 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of surdité vs sûreté

Shared letters: rsté. Private to "surdité": diu. Private to "sûreté": eû.

"surdité" · 7 letters · shape CVCCVCV  ·  "sûreté" · 6 letters · shape CVCVCV

Frequently Asked Questions

Is swapping "surdité" for "sûreté" ever safe?
No. They are said differently (\syʁ.di.te\ versus \syʁ.te\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "surdité" or "sûreté"?
"sûreté" is the more common of the two: it sits at frequency rank #5,082 in our French list, against #29,557 for "surdité". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "surdité" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sûreté" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #282,422 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "surdité" and "sûreté" also get mixed up with nearby pairs, the highest-scored neighbour is "sourdine vs surdité". Nearby pair

Confusion rank #282,422 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