prêchervspréciserWhat's the difference?

Which to use

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

#20,540
“prêcher” frequency rank
#3,419
“préciser” frequency rank
23959
confusion score

Side-by-Side Comparison

Feature prêcher préciser
Definition Annoncer la parole de Dieu, instruire les peuples par des sermons. Fixer, déterminer davantage, voire exactement.

Where the eye mixes prêcher and préciser

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. prêcher runs 7 letters (CCVCCVC) against préciser's 8 (CCVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
prêcher
8 ch
préciser

Why the eye confuses prêcher with préciser

A purely visual mix-up. prêcher (\pʁe.ʃe\) and préciser (\pʁe.si.ze\) 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 23959, derived from the frequency rank of both members and their visual similarity.

prêcher is recorded at frequency rank #20,540, classified as averb, pronounced \pʁe.ʃe\. préciser is at rank #3,419, tagged as averb, pronounced \pʁe.si.ze\.

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 23959, this pair ranks #349,467 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of prêcher vs préciser

Shared letters: cepr. Private to "prêcher": hê. Private to "préciser": isé.

"prêcher" · 7 letters · shape CCVCCVC  ·  "préciser" · 8 letters · shape CCVCVCVC

Frequently Asked Questions

Is swapping "prêcher" for "préciser" ever safe?
No. They are said differently (\pʁe.ʃe\ versus \pʁe.si.ze\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "prêcher" or "préciser"?
"préciser" is the more common of the two: it sits at frequency rank #3,419 in our French list, against #20,540 for "prêcher". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "prêcher" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "préciser" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #349,467 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "prêcher" and "préciser" also get mixed up with nearby pairs, the highest-scored neighbour is "prêchent vs prêcher". Nearby pair

Confusion rank #349,467 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