Which to use
“rotten” is a verb and “Rouen” is a name - they look or sound alike but fill different roles in a sentence.
- #34,340
- “rotten” frequency rank
- #45,552
- “Rouen” frequency rank
- 79892
- confusion score
Side-by-Side Comparison
| Feature | rotten | Rouen |
|---|---|---|
| Definition | faulen, verfallen | französische Stadt in der Normandie, an der Seine gelegen |
Where the eye mixes rotten and Rouen
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. rotten runs 6 letters (CVCCVC) against Rouen's 5 (CVVVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses rotten with Rouen
These two trip readers on the page rather than in the ear: rotten is [ˈʁɔtn̩] while Rouen is [ʁu̯ɑ̃ː]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs name), which is usually the fastest check. Our composite confusion score for this pair is 79892, derived from the frequency rank of both members and their visual similarity.
rotten is recorded at frequency rank #34,340, classified as averb, pronounced [ˈʁɔtn̩]. Rouen is at rank #45,552, tagged as aname, pronounced [ʁu̯ɑ̃ː].
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 79892, this pair ranks #206,849 of 2,006,359 scored German confusable pairs - among the most confusable pairs.
Orthographic DNA of rotten vs Rouen
Shared letters: enor. Private to "rotten": t. Private to "Rouen": u.
"rotten" · 6 letters · shape CVCCVC · "Rouen" · 5 letters · shape CVVVC
Known mistypes of this pair
Frequently Asked Questions
Do "rotten" and "Rouen" mean the same thing in a sentence?
In ordinary German text, does "rotten" or "Rouen" show up more?
What to do next
Eye-level mix-up between "rotten" and "Rouen" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "rotten" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Rouen" - compare definitions side by side with the headword page. Word entry
- This pair ranks #206,849 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "rotten" and "Rouen" also get mixed up with nearby pairs, the highest-scored neighbour is "raunen vs Rouen". 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 #206,849 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.