unbekanntvsUnbekannterConfusable pair

Quick tell: unbekannt is a adjective, Unbekannter is a noun, so they fill different roles in a sentence.

Which to use

“unbekannt” is an adjective and “Unbekannter” is a noun - they look or sound alike but fill different roles in a sentence.

#4,077
“unbekannt” frequency rank
#9,282
“Unbekannter” frequency rank
13359
confusion score

Side-by-Side Comparison

Feature unbekannt Unbekannter
Definition von wenigen gekannt, nicht im Allgemeinwissen vorhanden Person, die niemandem oder einer bestimmten Person nicht bekannt ist

Where the eye mixes unbekannt and Unbekannter

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. unbekannt runs 9 letters (VCCVCVCCC) against Unbekannter's 11 (VCCVCVCCCVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
unbekannt
11 ch
Unbekannter

Why the eye confuses unbekannt with Unbekannter

These two trip readers on the page rather than in the ear: unbekannt is [ˈʊnbəkant] while Unbekannter is [ˈʊnbəˌkantɐ]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “unbekannt” sits inside “Unbekannter”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 13359, derived from the frequency rank of both members and their visual similarity.

unbekannt is recorded at frequency rank #4,077, classified as anadj, pronounced [ˈʊnbəkant]. Unbekannter is at rank #9,282, tagged as anoun, pronounced [ˈʊnbəˌkantɐ].

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 13359, this pair ranks #1,958,497 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of unbekannt vs Unbekannter

Shared letters: abekntu. Private to "unbekannt": -. Private to "Unbekannter": r.

"unbekannt" · 9 letters · shape VCCVCVCCC  ·  "Unbekannter" · 11 letters · shape VCCVCVCCCVC

Known mistypes of this pair

  • unbekanntnubekannt · ubnekannt · unbbekannt · unbeaknnt · unbekanntt · unbekant · unbekantn · unbekkannt
  • Unbekannternubekannter · ubnekannter · unbbekannter · unbeaknnter · unbekannetr · unbekannterr · unbekanntre · unbekanntter

Frequently Asked Questions

Is swapping "unbekannt" for "Unbekannter" ever safe?
No - they are not even the same part of speech. "unbekannt" is an adjective and "Unbekannter" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "unbekannt" vs "Unbekannter" - which ranks higher?
"unbekannt" is the more common of the two: it sits at frequency rank #4,077 in our German list, against #9,282 for "Unbekannter". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "unbekannt" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Unbekannter" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,958,497 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "unbekannt" and "Unbekannter" also get mixed up with nearby pairs, the highest-scored neighbour is "unbekanntem vs Unbekannter". 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 #1,958,497 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