dennvsdetWhat's the difference?

Quick tell: denn is a conjunction, det is a determiner, so they fill different roles in a sentence.

Which to use

“denn” is a conjunction and “det” is a determiner - they look or sound alike but fill different roles in a sentence.

#105
“denn” frequency rank
#16,121
“det” frequency rank
16226
confusion score

Side-by-Side Comparison

Feature denn det
Definition leitet einen Hauptsatz ein, der den Grund für das, was vorher festgestellt wurde, liefert bestimmter Artikel Neutrum; der, die, das

Where the eye mixes denn and det

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
denn
3 ch
det

Look-alike desk: denn vs det

These two trip readers on the page rather than in the ear: denn is [dɛn] while det is [d̥e]. 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 (conjunction vs determiner), which is usually the fastest check. Our composite confusion score for this pair is 16226, derived from the frequency rank of both members and their visual similarity.

denn is recorded at frequency rank #105, classified as aconj, pronounced [dɛn]. det is at rank #16,121, tagged as adet, pronounced [d̥e].

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 16226, this pair ranks #1,937,558 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of denn vs det

Shared letters: de. Private to "denn": n. Private to "det": t.

"denn" · 4 letters · shape CVCC  ·  "det" · 3 letters · shape CVC

Known mistypes of this pair

  • dennddenn · dnen · ednn

Frequently Asked Questions

Do "denn" and "det" mean the same thing in a sentence?
No - they are not even the same part of speech. "denn" is a conjunction and "det" a determiner, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "denn" or "det" show up more?
"denn" is the more common of the two: it sits at frequency rank #105 in our German list, against #16,121 for "det". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Eye-level mix-up between "denn" and "det" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "denn" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "det" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,937,558 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "denn" and "det" also get mixed up with nearby pairs, the highest-scored neighbour is "det vs diet". 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 #1,937,558 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list