ducalvsducaleWhat's the difference?

Quick tell: ducal is a adjective, ducale is a noun, so they fill different roles in a sentence.

Which to use

“ducal” is an adjective and “ducale” is a noun - they look or sound alike but fill different roles in a sentence.

#34,991
“ducal” frequency rank
#38,760
“ducale” frequency rank
73751
confusion score

Side-by-Side Comparison

Feature ducal ducale
Definition Qui appartient, qui est propre à un duc, à une duchesse. Lettre patente du sénat de Venise.

Same sound, different letters: ducal vs ducale

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 5 letters.

5 ch
ducal
6 ch
ducale

Homophone desk: ducal vs ducale

Say them out loud and nothing separates them: ducal and ducale carry the same recorded pronunciation, \dy.kal\. Grammar is what tells them apart: one is anadjective, the other anoun, so most sentences will only accept one of them. They differ by 1 extra letter(s) - “ducal” sits inside “ducale”. Our composite confusion score for this pair is 73751, derived from the frequency rank of both members and their visual similarity.

ducal is recorded at frequency rank #34,991, classified as anadj, pronounced \dy.kal\. ducale is at rank #38,760, tagged as anoun, pronounced \dy.kal\.

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 73751, this pair ranks #39,410 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of ducal vs ducale

Shared letters: acdlu. Private to "ducal": -. Private to "ducale": e.

"ducal" · 5 letters · shape CVCVC  ·  "ducale" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • ducaldcual · dducal · duacl · ducall · duccal · ducla · udcal
  • ducaledcuale · dducale · duacle · ducael · ducalle · duccale · duclae · udcale

Frequently Asked Questions

Is swapping "ducal" for "ducale" ever safe?
No - they are not even the same part of speech. "ducal" is an adjective and "ducale" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "ducal" or "ducale" show up more?
"ducal" is the more common of the two: it sits at frequency rank #34,991 in our French list, against #38,760 for "ducale". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

"ducal" and "ducale" share a sound, keep the gloss open, then jump to the headword or a nearby trap.

  • Full dictionary entry for "ducal" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ducale" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #39,410 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ducal" and "ducale" also get mixed up with nearby pairs, the highest-scored neighbour is "décèle vs ducale". 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 #39,410 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