sacvssyncTell them apart

Which to use

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

#1,345
“sac” frequency rank
#38,061
“sync” frequency rank
39406
confusion score

Side-by-Side Comparison

Feature sac sync
Definition Contenant muni d’une ouverture éventuellement refermable et fait d’un matériau souple (plastique, cuir, étoffe…) qui sert à mettre toutes sortes de choses. Synchronisation.

Where the eye mixes sac and sync

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

3 ch
sac
4 ch
sync

Visual trap between sac and sync

A purely visual mix-up. sac (\sak\) 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 39406, derived from the frequency rank of both members and their visual similarity.

sac is recorded at frequency rank #1,345, classified as anoun, pronounced \sak\. 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 39406, this pair ranks #248,209 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sac vs sync

Shared letters: cs. Private to "sac": a. Private to "sync": ny.

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

Known mistypes of this pair

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

Frequently Asked Questions

Do "sac" and "sync" mean the same thing in a sentence?
No. They are said differently (\sak\ versus \ˈsɪŋk\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "sac" vs "sync" - which ranks higher?
"sac" is the more common of the two: it sits at frequency rank #1,345 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

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

  • Full dictionary entry for "sac" 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 #248,209 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sac" 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 #248,209 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