déduitevsdésuèteWhich spelling fits?

Quick tell: déduite is a verb, désuète is an adjective, so they fill different roles in a sentence.

Which to use

“déduite” is a verb and “désuète” is an adjective - they look or sound alike but fill different roles in a sentence.

#47,854
“déduite” frequency rank
#47,309
“désuète” frequency rank
95163
confusion score

Side-by-Side Comparison

Feature déduite désuète
Definition Participe passé féminin singulier de déduire. Féminin singulier de désuet.

Where the eye mixes déduite and désuète

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. déduite and désuète follow the identical consonant-vowel pattern (CVCVVCV). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
déduite
7 ch
désuète

Visual trap between déduite and désuète

These two trip readers on the page rather than in the ear: déduite is \de.dɥit\ while désuète is \de.sɥɛt\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 95163, derived from the frequency rank of both members and their visual similarity.

déduite is recorded at frequency rank #47,854, classified as averb, pronounced \de.dɥit\. désuète is at rank #47,309, tagged as anadj, pronounced \de.sɥɛt\.

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 95163, this pair ranks #1,214 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of déduite vs désuète

Shared letters: detué. Private to "déduite": i. Private to "désuète": sè.

"déduite" · 7 letters · shape CVCVVCV  ·  "désuète" · 7 letters · shape CVCVVCV

Frequently Asked Questions

Is swapping "déduite" for "désuète" ever safe?
No - they are not even the same part of speech. "déduite" is a verb and "désuète" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "déduite" or "désuète"?
"désuète" is the more common of the two: it sits at frequency rank #47,309 in our French list, against #47,854 for "déduite". 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 "déduite" and "désuète" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "déduite" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "désuète" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,214 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "déduite" and "désuète" also get mixed up with nearby pairs, the highest-scored neighbour is "delete vs désuète". Nearby pair

Confusion rank #1,214 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