empoisonnervsemprisonnerTell them apart

Which to use

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

#25,640
“empoisonner” frequency rank
#25,641
“emprisonner” frequency rank
51281
confusion score

Side-by-Side Comparison

Feature empoisonner emprisonner
Definition Faire mourir ou essayer de faire mourir par le poison. Mettre en prison.

Where the eye mixes empoisonner and emprisonner

Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. empoisonner (VCCVVCVCCVC) and emprisonner (VCCCVCVCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

11 ch
empoisonner
11 ch
emprisonner

Look-alike desk: empoisonner vs emprisonner

A purely visual mix-up. empoisonner (\ɑ̃.pwa.zɔ.ne\) and emprisonner (\ɑ̃.pʁi.zɔ.ne\) 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 a single letter - o in “empoisonner” becomes r in “emprisonner”. Our composite confusion score for this pair is 51281, derived from the frequency rank of both members and their visual similarity.

empoisonner is recorded at frequency rank #25,640, classified as averb, pronounced \ɑ̃.pwa.zɔ.ne\. emprisonner is at rank #25,641, tagged as averb, pronounced \ɑ̃.pʁi.zɔ.ne\.

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 51281, this pair ranks #156,219 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of empoisonner vs emprisonner

Shared letters: eimnoprs. Private to "empoisonner": -. Private to "emprisonner": -.

"empoisonner" · 11 letters · shape VCCVVCVCCVC  ·  "emprisonner" · 11 letters · shape VCCCVCVCCVC

Known mistypes of this pair

  • empoisonner ← emmpoisonner · emopisonner · empiosonner · empoiosnner · empoisnoner · empoisonenr · empoisoner · empoisonnerr
  • emprisonner ← emmprisonner · empirsonner · empprisonner · empriosnner · emprisnoner · emprisonenr · emprisoner · emprisonnerr

Frequently Asked Questions

Can "empoisonner" and "emprisonner" be used interchangeably?
No. They are said differently (\ɑ̃.pwa.zɔ.ne\ versus \ɑ̃.pʁi.zɔ.ne\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "empoisonner" vs "emprisonner" - which ranks higher?
"empoisonner" is the more common of the two: it sits at frequency rank #25,640 in our French list, against #25,641 for "emprisonner". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "empoisonner" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "emprisonner" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #156,219 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "empoisonner" and "emprisonner" also get mixed up with nearby pairs, the highest-scored neighbour is "emprisonne vs emprisonner". 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 #156,219 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