opusvsOrsWhich spelling fits?

Which to use

“opus” and “Ors” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#23,619
“opus” frequency rank
#47,807
“Ors” frequency rank
71426
confusion score

Side-by-Side Comparison

Feature opus Ors
Definition A work of music or set of works with a specified rank in an ordering of a composer's complete published works. plural of other (others) used in case citations.

Letter map: opus vs Ors

Shared letters muted; letters that set opus and Ors apart highlighted. Shared run: 2.

4 ch
opus
3 ch
Ors

Pair insight - opus / Ors

opus and Ors are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 71426, derived from the frequency rank of both members and their visual similarity.

opus is recorded at frequency rank #23,619, classified as anoun, pronounced /ˈəʊpəs/. Ors is at rank #47,807, tagged as anoun.

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 71426, this pair ranks #46,771 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of opus vs Ors

Shared letters: os. Private to "opus": pu. Private to "Ors": r.

"opus" · 4 letters · shape VCVC  ·  "Ors" · 3 letters · shape VCC

Known mistypes of this pair

  • opusoppus · opsu · opuss · oups · pous

Frequently Asked Questions

Is swapping "opus" for "Ors" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "opus" or "Ors"?
"opus" is the more common of the two: it sits at frequency rank #23,619 in our English list, against #47,807 for "Ors". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "opus" and "Ors". Here's where to go from here.

  • Full dictionary entry for "opus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Ors" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #46,771 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "opus" and "Ors" also get mixed up with nearby pairs, the highest-scored neighbour is "omi vs Ors". 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 #46,771 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list