unfähigvsunfähigenWhat's the difference?

Which to use

“unfähig” and “unfähigen” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#10,957
“unfähig” frequency rank
#47,068
“unfähigen” frequency rank
58025
confusion score

Side-by-Side Comparison

Feature unfähig unfähigen
Definition nicht die nötigen Kenntnisse oder Fertigkeiten für die Erfüllung einer Aufgabe habend; einer Tätigkeit nicht gewachsen Genitiv Singular Maskulinum der starken Deklination des Positivs des Adjektivs unfähig

Where the eye mixes unfähig and unfähigen

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. unfähig runs 7 letters (VCCVCVC) against unfähigen's 9 (VCCVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
unfähig
9 ch
unfähigen

Look-alike desk: unfähig vs unfähigen

A purely visual mix-up. unfähig ([ˈʊnˌfɛːɪç]) and unfähigen ([ˈʊnˌfɛːɪɡn̩]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “unfähig” sits inside “unfähigen”. Our composite confusion score for this pair is 58025, derived from the frequency rank of both members and their visual similarity.

unfähig is recorded at frequency rank #10,957, classified as anadj, pronounced [ˈʊnˌfɛːɪç]. unfähigen is at rank #47,068, tagged as anadj, pronounced [ˈʊnˌfɛːɪɡn̩].

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 58025, this pair ranks #878,629 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of unfähig vs unfähigen

Shared letters: fghinuä. Private to "unfähig": -. Private to "unfähigen": e.

"unfähig" · 7 letters · shape VCCVCVC  ·  "unfähigen" · 9 letters · shape VCCVCVCVC

Frequently Asked Questions

Is swapping "unfähig" for "unfähigen" ever safe?
No. They are said differently ([ˈʊnˌfɛːɪç] versus [ˈʊnˌfɛːɪɡn̩]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "unfähig" vs "unfähigen" - which ranks higher?
"unfähig" is the more common of the two: it sits at frequency rank #10,957 in our German list, against #47,068 for "unfähigen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "unfähig" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "unfähigen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #878,629 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "unfähig" and "unfähigen" also get mixed up with nearby pairs, the highest-scored neighbour is "unfähige vs unfähigen". Nearby pair

Confusion rank #878,629 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