judovsjuponWhich spelling fits?

Which to use

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

#12,603
“judo” frequency rank
#41,366
“jupon” frequency rank
53969
confusion score

Side-by-Side Comparison

Feature judo jupon
Definition Art martial japonais issu du jiu-jitsu, aujourd’hui sport olympique. Sorte de jupe de dessous.

Where the eye mixes judo and jupon

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. judo runs 4 letters (CVCV) against jupon's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
judo
5 ch
jupon

Why the eye confuses judo with jupon

A purely visual mix-up. judo (\ʒy.do\) and jupon (\ʒy.pɔ̃\) 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 53969, derived from the frequency rank of both members and their visual similarity.

judo is recorded at frequency rank #12,603, classified as anoun, pronounced \ʒy.do\. jupon is at rank #41,366, tagged as anoun, pronounced \ʒy.pɔ̃\.

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 53969, this pair ranks #137,215 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of judo vs jupon

Shared letters: jou. Private to "judo": d. Private to "jupon": np.

"judo" · 4 letters · shape CVCV  ·  "jupon" · 5 letters · shape CVCVC

Known mistypes of this pair

  • judo ← jduo · jjudo · juddo · juod · ujdo
  • jupon ← jjupon · jpuon · juopn · jupno · juponn · juppon · ujpon

Frequently Asked Questions

Is swapping "judo" for "jupon" ever safe?
No. They are said differently (\ʒy.do\ versus \ʒy.pɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "judo" or "jupon"?
"judo" is the more common of the two: it sits at frequency rank #12,603 in our French list, against #41,366 for "jupon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "judo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "jupon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #137,215 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "judo" and "jupon" also get mixed up with nearby pairs, the highest-scored neighbour is "jalon vs jupon". 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 #137,215 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