déjectionsvsdétectionTell them apart

Which to use

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

#38,766
“déjections” frequency rank
#9,988
“détection” frequency rank
48754
confusion score

Side-by-Side Comparison

Feature déjections détection
Definition Pluriel de déjection. Action de détecter un objet, un corps ou une substance à l’aide d’un appareil.

Where the eye mixes déjections and détection

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

10 ch
déjections
9 ch
détection

Why the eye confuses déjections with détection

A purely visual mix-up. déjections (\de.ʒɛk.sjɔ̃\) and détection (\de.tɛk.sjɔ̃\) 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 48754, derived from the frequency rank of both members and their visual similarity.

déjections is recorded at frequency rank #38,766, classified as anoun, pronounced \de.ʒɛk.sjɔ̃\. détection is at rank #9,988, tagged as anoun, pronounced \de.tɛk.sjɔ̃\.

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 48754, this pair ranks #176,279 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of déjections vs détection

Shared letters: cdeinoté. Private to "déjections": js. Private to "détection": -.

"déjections" · 10 letters · shape CVCVCCVVCC  ·  "détection" · 9 letters · shape CVCVCCVVC

Frequently Asked Questions

Do "déjections" and "détection" mean the same thing in a sentence?
No. They are said differently (\de.ʒɛk.sjɔ̃\ versus \de.tɛk.sjɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "déjections" vs "détection" - which ranks higher?
"détection" is the more common of the two: it sits at frequency rank #9,988 in our French list, against #38,766 for "déjections". 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 "déjections" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "détection" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #176,279 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "déjections" and "détection" also get mixed up with nearby pairs, the highest-scored neighbour is "défections vs déjections". Nearby pair

Confusion rank #176,279 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