obusvsoopsConfusable pair

Quick tell: obus is a noun, oops is an intj, so they fill different roles in a sentence.

Which to use

“obus” is a noun and “oops” is an intj - they look or sound alike but fill different roles in a sentence.

#10,757
“obus” frequency rank
#35,621
“oops” frequency rank
46378
confusion score

Side-by-Side Comparison

Feature obus oops
Definition Projectile creux, en forme de cylindre terminé par un cône, rempli de matière explosive. Oups.

Where the eye mixes obus and oops

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
obus
4 ch
oops

Why the eye confuses obus with oops

These two trip readers on the page rather than in the ear: obus is \ɔ.by\ while oops is \ups\. 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 (noun vs intj), which is usually the fastest check. Our composite confusion score for this pair is 46378, derived from the frequency rank of both members and their visual similarity.

obus is recorded at frequency rank #10,757, classified as anoun, pronounced \ɔ.by\. oops is at rank #35,621, tagged as anintj, pronounced \ups\.

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 46378, this pair ranks #195,434 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of obus vs oops

Shared letters: os. Private to "obus": bu. Private to "oops": p.

"obus" · 4 letters · shape VCVC  ·  "oops" · 4 letters · shape VVCC

Known mistypes of this pair

  • obusbous · obbus · obsu · obuss · oubs
  • oopsoopps · oopss · oosp · opos

Frequently Asked Questions

Is swapping "obus" for "oops" ever safe?
No - they are not even the same part of speech. "obus" is a noun and "oops" an intj, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "obus" or "oops" show up more?
"obus" is the more common of the two: it sits at frequency rank #10,757 in our French list, against #35,621 for "oops". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "obus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oops" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #195,434 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "obus" and "oops" also get mixed up with nearby pairs, the highest-scored neighbour is "ones vs oops". 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 #195,434 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