Which to use
“sails” and “sais” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #14,629
- “sails” frequency rank
- #44,467
- “sais” frequency rank
- 59096
- confusion score
Side-by-Side Comparison
| Feature | sails | sais |
|---|---|---|
| Definition | plural of sail | A groom, or servant with responsibility for the horses. |
Where the eye mixes sails and sais
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. sails runs 5 letters (CVVCC) against sais's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: sails vs sais
A purely visual mix-up. sails (/seɪlz/) and sais (/saɪs/) 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 59096, derived from the frequency rank of both members and their visual similarity.
sails is recorded at frequency rank #14,629, classified as anoun, pronounced /seɪlz/. sais is at rank #44,467, tagged as anoun, pronounced /saɪs/.
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 59096, this pair ranks #108,349 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of sails vs sais
Shared letters: ais. Private to "sails": l. Private to "sais": -.
"sails" · 5 letters · shape CVVCC · "sais" · 4 letters · shape CVVC
Known mistypes of this pair
Frequently Asked Questions
Can "sails" and "sais" be used interchangeably?
Frequency check: "sails" vs "sais" - which ranks higher?
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 "sails" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sais" - compare definitions side by side with the headword page. Word entry
- This pair ranks #108,349 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sails" and "sais" also get mixed up with nearby pairs, the highest-scored neighbour is "sais vs suds". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #108,349 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.