UbuvsursTell them apart

Quick tell: Ubu is a name, urs is a noun, so they fill different roles in a sentence.

Which to use

“Ubu” is a name and “urs” is a noun - they look or sound alike but fill different roles in a sentence.

#49,991
“Ubu” frequency rank
#38,091
“urs” frequency rank
88082
confusion score

Side-by-Side Comparison

Feature Ubu urs
Definition La pièce de théâtre Ubu roi d’Alfred Jarry. Ours.

Where the eye mixes Ubu and urs

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. Ubu (VCV) and urs (VCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
Ubu
3 ch
urs

Visual trap between Ubu and urs

These two trip readers on the page rather than in the ear: Ubu is \y.by\ while urs is \urs\. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 88082, derived from the frequency rank of both members and their visual similarity.

Ubu is recorded at frequency rank #49,991, classified as aname, pronounced \y.by\. urs is at rank #38,091, tagged as anoun, pronounced \urs\.

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 88082, this pair ranks #7,451 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Ubu vs urs

Shared letters: u. Private to "Ubu": b. Private to "urs": rs.

"Ubu" · 3 letters · shape VCV  ·  "urs" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "Ubu" for "urs" ever safe?
No - they are not even the same part of speech. "Ubu" is a name and "urs" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Ubu" or "urs"?
"urs" is the more common of the two: it sits at frequency rank #38,091 in our French list, against #49,991 for "Ubu". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "Ubu" and "urs" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Ubu" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "urs" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #7,451 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Ubu" and "urs" also get mixed up with nearby pairs, the highest-scored neighbour is "Ubu vs upa". Nearby pair

Confusion rank #7,451 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