Which to use
“open” is an adjective and “Opus” is a noun - they look or sound alike but fill different roles in a sentence.
- #2,607
- “open” frequency rank
- #20,690
- “Opus” frequency rank
- 23297
- confusion score
Side-by-Side Comparison
| Feature | open | Opus |
|---|---|---|
| Definition | etwas ist nicht geschlossen | Werk eines Künstlers/Wissenschaftlers |
Letter map: open vs Opus
Shared letters muted; letters that set open and Opus apart highlighted. Shared run: 2.
Part-of-speech tell for open / Opus
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: open is anadjective and Opusanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 23297, derived from the frequency rank of both members and their visual similarity.
open is recorded at frequency rank #2,607, classified as anadj, pronounced […]. Opus is at rank #20,690, tagged as anoun, pronounced [ˈoːpʊs].
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 23297, this pair ranks #1,863,098 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of open vs Opus
Shared letters: op. Private to "open": en. Private to "Opus": su.
"open" · 4 letters · shape VCVC · "Opus" · 4 letters · shape VCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "open" for "Opus" ever safe?
Frequency check: "open" vs "Opus" - which ranks higher?
What to do next
You've compared "open" and "Opus". Here's where to go from here.
- Full dictionary entry for "open" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Opus" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,863,098 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "open" and "Opus" also get mixed up with nearby pairs, the highest-scored neighbour is "Opal vs Opus". 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 #1,863,098 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.