decidervsdécoderWhat's the difference?

Which to use

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

#41,731
“decider” frequency rank
#33,230
“décoder” frequency rank
74961
confusion score

Side-by-Side Comparison

Feature decider décoder
Definition Décider. Déchiffrer ce qui est codé.

Where the eye mixes decider and décoder

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
decider
7 ch
décoder

Look-alike desk: decider vs décoder

A purely visual mix-up. decider (\de.t͡si.ˈdɛr\) and décoder (\de.kɔ.de\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 74961, derived from the frequency rank of both members and their visual similarity.

decider is recorded at frequency rank #41,731, classified as averb, pronounced \de.t͡si.ˈdɛr\. décoder is at rank #33,230, tagged as averb, pronounced \de.kɔ.de\.

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 74961, this pair ranks #35,513 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of decider vs décoder

Shared letters: cder. Private to "decider": i. Private to "décoder": .

"decider" · 7 letters · shape CVCVCVC  ·  "décoder" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • deciderdceider · ddecider · deccider · decdier · decidder · deciderr · decidre · deciedr

Frequently Asked Questions

Is swapping "decider" for "décoder" ever safe?
No. They are said differently (\de.t͡si.ˈdɛr\ versus \de.kɔ.de\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "decider" vs "décoder" - which ranks higher?
"décoder" is the more common of the two: it sits at frequency rank #33,230 in our French list, against #41,731 for "decider". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "decider" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "décoder" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #35,513 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "decider" and "décoder" also get mixed up with nearby pairs, the highest-scored neighbour is "decider vs délier". 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 #35,513 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