saivssukTell them apart

Which to use

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

#26,527
“sai” frequency rank
#47,626
“suk” frequency rank
74153
confusion score

Side-by-Side Comparison

Feature sai suk
Definition Saï (arme japonaise). Nœud dans le bois.

Where the eye mixes sai and suk

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

3 ch
sai
3 ch
suk

Why the eye confuses sai with suk

A purely visual mix-up. sai (\ˈsaɪ\) 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 share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 74153, derived from the frequency rank of both members and their visual similarity.

sai is recorded at frequency rank #26,527, classified as anoun, pronounced \ˈsaɪ\. 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 74153, this pair ranks #38,078 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of sai vs suk

Shared letters: s. Private to "sai": ai. Private to "suk": ku.

"sai" · 3 letters · shape CVV  ·  "suk" · 3 letters · shape CVC

Frequently Asked Questions

Can "sai" and "suk" be used interchangeably?
No. They are said differently (\ˈsaɪ\ versus \sʊk\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "sai" or "suk"?
"sai" is the more common of the two: it sits at frequency rank #26,527 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.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sai" 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 #38,078 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sai" and "suk" also get mixed up with nearby pairs, the highest-scored neighbour is "suk vs suu". Nearby pair

Confusion rank #38,078 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