Which to use
“denn” is a conjunction and “dünn” is an adjective - they look or sound alike but fill different roles in a sentence.
- #105
- “denn” frequency rank
- #5,934
- “dünn” frequency rank
- 6039
- confusion score
Side-by-Side Comparison
| Feature | denn | dünn |
|---|---|---|
| Definition | leitet einen Hauptsatz ein, der den Grund für das, was vorher festgestellt wurde, liefert | von geringer Dicke |
Where the eye mixes denn and dünn
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Look-alike desk: denn vs dünn
These two trip readers on the page rather than in the ear: denn is [dɛn] while dünn is [dʏn]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - e in “denn” becomes ü in “dünn”, and the parts of speech differ too (conjunction vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 6039, derived from the frequency rank of both members and their visual similarity.
denn is recorded at frequency rank #105, classified as aconj, pronounced [dɛn]. dünn is at rank #5,934, tagged as anadj, pronounced [dʏn].
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 6039, this pair ranks #1,992,931 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of denn vs dünn
Shared letters: dn. Private to "denn": e. Private to "dünn": ü.
"denn" · 4 letters · shape CVCC · "dünn" · 4 letters · shape CVCC
Known mistypes of this pair
- denn ← ddenn · dnen · ednn
Frequently Asked Questions
Can "denn" and "dünn" be used interchangeably?
Which is more common, "denn" or "dünn"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "denn" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "dünn" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,992,931 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "denn" and "dünn" also get mixed up with nearby pairs, the highest-scored neighbour is "dünn vs duran". 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 #1,992,931 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.