derenvsDornenWhich spelling fits?

Quick tell: deren is a unknown, Dornen is a noun, so they fill different roles in a sentence.

Which to use

“deren” is an unknown and “Dornen” is a noun - they look or sound alike but fill different roles in a sentence.

#326
“deren” frequency rank
#25,963
“Dornen” frequency rank
26289
confusion score

Side-by-Side Comparison

Feature deren Dornen
Definition Genitiv Singular des Pronomens die Nominativ Plural des Substantivs Dorn

Where the eye mixes deren and Dornen

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. deren runs 5 letters (CVCVC) against Dornen's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
deren
6 ch
Dornen

Why the eye confuses deren with Dornen

These two trip readers on the page rather than in the ear: deren is [ˈdeːʁən] while Dornen is [ˈdɔʁnən]. 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 (unknown vs noun), which is usually the fastest check. Our composite confusion score for this pair is 26289, derived from the frequency rank of both members and their visual similarity.

deren is recorded at frequency rank #326, classified as anunknown, pronounced [ˈdeːʁən]. Dornen is at rank #25,963, tagged as anoun, pronounced [ˈdɔʁnən].

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 26289, this pair ranks #1,820,371 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of deren vs Dornen

Shared letters: denr. Private to "deren": -. Private to "Dornen": o.

"deren" · 5 letters · shape CVCVC  ·  "Dornen" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • deren ← dderen · deern · derenn · derne · derren · dreen · edren
  • Dornen ← ddornen · donren · dorenn · dornenn · dornne · dornnen · dorrnen · dronen

Frequently Asked Questions

Is swapping "deren" for "Dornen" ever safe?
No - they are not even the same part of speech. "deren" is an unknown and "Dornen" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "deren" or "Dornen"?
"deren" is the more common of the two: it sits at frequency rank #326 in our German list, against #25,963 for "Dornen". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "deren" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Dornen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,820,371 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "deren" and "Dornen" also get mixed up with nearby pairs, the highest-scored neighbour is "Domänen vs Dornen". 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 #1,820,371 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