sanvssyncWhich spelling fits?

Which to use

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

#2,493
“san” frequency rank
#38,061
“sync” frequency rank
40554
confusion score

Side-by-Side Comparison

Feature san sync
Definition Ϻ et ϻ, ancienne lettre de l’alphabet grec. Synchronisation.

Where the eye mixes san and sync

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
san
4 ch
sync

Why the eye confuses san with sync

A purely visual mix-up. san (\san\) and sync (\ˈsɪŋk\) 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 40554, derived from the frequency rank of both members and their visual similarity.

san is recorded at frequency rank #2,493, classified as anoun, pronounced \san\. sync is at rank #38,061, tagged as anoun, pronounced \ˈsɪŋk\.

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 40554, this pair ranks #239,631 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of san vs sync

Shared letters: ns. Private to "san": a. Private to "sync": cy.

"san" · 3 letters · shape CVC  ·  "sync" · 4 letters · shape CVCC

Known mistypes of this pair

  • syncsnyc · ssync · sycn · syncc · synnc · syync · ysnc

Frequently Asked Questions

Can "san" and "sync" be used interchangeably?
No. They are said differently (\san\ versus \ˈsɪŋk\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "san" or "sync"?
"san" is the more common of the two: it sits at frequency rank #2,493 in our French list, against #38,061 for "sync". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "san" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sync" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #239,631 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "san" and "sync" also get mixed up with nearby pairs, the highest-scored neighbour is "sind vs sync". 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 #239,631 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