sièclevssinceWhat's the difference?

Which to use

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

#533
“siècle” frequency rank
#30,811
“since” frequency rank
31344
confusion score

Side-by-Side Comparison

Feature siècle since
Definition Période de cent ans. Serpillière.

Where the eye mixes siècle and since

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. siècle runs 6 letters (CVVCCV) against since's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
siècle
5 ch
since

Why the eye confuses siècle with since

A purely visual mix-up. siècle (\sjɛkl\) and since (\sɛ̃s\) 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 31344, derived from the frequency rank of both members and their visual similarity.

siècle is recorded at frequency rank #533, classified as anoun, pronounced \sjɛkl\. since is at rank #30,811, tagged as anoun, pronounced \sɛ̃s\.

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 31344, this pair ranks #304,392 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of siècle vs since

Shared letters: ceis. Private to "siècle": lè. Private to "since": n.

"siècle" · 6 letters · shape CVVCCV  ·  "since" · 5 letters · shape CVCCV

Known mistypes of this pair

  • since ← isnce · sicne · sincce · sinec · sinnce · snice · ssince

Frequently Asked Questions

Is swapping "siècle" for "since" ever safe?
No. They are said differently (\sjɛkl\ versus \sɛ̃s\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "siècle" or "since"?
"siècle" is the more common of the two: it sits at frequency rank #533 in our French list, against #30,811 for "since". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Eye-level mix-up between "siècle" and "since" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "siècle" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "since" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #304,392 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "siècle" and "since" also get mixed up with nearby pairs, the highest-scored neighbour is "since vs sind". 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 #304,392 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