opusvsOWSTell them apart

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

Which to use

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

#23,619
“opus” frequency rank
#48,950
“OWS” frequency rank
72569
confusion score

Side-by-Side Comparison

Feature opus OWS
Definition A work of music or set of works with a specified rank in an ordering of a composer's complete published works. Initialism of Occupy Wall Street: a protest movement that began in 2011 in New York City's Wall Street financial district, primarily opposing social and economic inequality, greed, corruption and the influence of corporations on government.

Letter map: opus vs OWS

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

4 ch
opus
3 ch
OWS

Grammar separator: opus vs OWS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: opus is anoun and OWSaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 72569, 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/. OWS is at rank #48,950, tagged as aname.

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 72569, this pair ranks #42,580 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of opus vs OWS

Shared letters: os. Private to "opus": pu. Private to "OWS": w.

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

Known mistypes of this pair

  • opusoppus · opsu · opuss · oups · pous

Frequently Asked Questions

Can "opus" and "OWS" be used interchangeably?
No - they are not even the same part of speech. "opus" is a noun and "OWS" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "opus" or "OWS" show up more?
"opus" is the more common of the two: it sits at frequency rank #23,619 in our English list, against #48,950 for "OWS". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "opus" and "OWS".

  • Full dictionary entry for "opus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "OWS" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #42,580 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "opus" and "OWS" also get mixed up with nearby pairs, the highest-scored neighbour is "omi vs OWS". 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 #42,580 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