S1vssukConfusable pair

Which to use

“S1” and “suk” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#23,361
“S1” frequency rank
#47,626
“suk” frequency rank
70987
confusion score

Side-by-Side Comparison

Feature S1 suk
Definition Première vertèbre sacrale (de haut en bas). Nœud dans le bois.

Where the eye mixes S1 and suk

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

2 ch
S1
3 ch
suk

Visual trap between S1 and suk

A purely visual mix-up. S1 (\ɛs.œ̃\) and suk (\sʊk\) 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 70987, derived from the frequency rank of both members and their visual similarity.

S1 is recorded at frequency rank #23,361, classified as anoun, pronounced \ɛs.œ̃\. suk is at rank #47,626, tagged as anoun, pronounced \sʊk\.

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 70987, this pair ranks #49,227 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of S1 vs suk

Shared letters: s. Private to "S1": -. Private to "suk": ku.

"S1" · 1 letters · shape C  ·  "suk" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "S1" for "suk" ever safe?
No. They are said differently (\ɛs.œ̃\ versus \sʊk\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "S1" or "suk"?
"S1" is the more common of the two: it sits at frequency rank #23,361 in our French list, against #47,626 for "suk". 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 "S1" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "suk" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #49,227 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "S1" and "suk" also get mixed up with nearby pairs, the highest-scored neighbour is "suk vs suu". Nearby pair

Confusion rank #49,227 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