abfallenvsausfallenWhich spelling fits?

Which to use

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

#36,766
“abfallen” frequency rank
#7,011
“ausfallen” frequency rank
43777
confusion score

Side-by-Side Comparison

Feature abfallen ausfallen
Definition sich von etwas lösen und herunterfallen nicht mehr zur Verfügung stehen

Where the eye mixes abfallen and ausfallen

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

8 ch
abfallen
9 ch
ausfallen

Why the eye confuses abfallen with ausfallen

A purely visual mix-up. abfallen ([ˈapˌfalən]) and ausfallen ([ˈaʊ̯sˌfalən]) 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 1 letter(s) in length. Our composite confusion score for this pair is 43777, derived from the frequency rank of both members and their visual similarity.

abfallen is recorded at frequency rank #36,766, classified as averb, pronounced [ˈapˌfalən]. ausfallen is at rank #7,011, tagged as averb, pronounced [ˈaʊ̯sˌfalən].

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 43777, this pair ranks #1,407,326 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of abfallen vs ausfallen

Shared letters: aefln. Private to "abfallen": b. Private to "ausfallen": su.

"abfallen" · 8 letters · shape VCCVCCVC  ·  "ausfallen" · 9 letters · shape VVCCVCCVC

Known mistypes of this pair

  • abfallenabafllen · abbfallen · abfaleln · abfalen · abfallenn · abfallne · abffallen · abflalen
  • ausfallenasufallen · aufsallen · ausafllen · ausfaleln · ausfalen · ausfallenn · ausfallne · ausffallen

Frequently Asked Questions

Is swapping "abfallen" for "ausfallen" ever safe?
No. They are said differently ([ˈapˌfalən] versus [ˈaʊ̯sˌfalən]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "abfallen" or "ausfallen"?
"ausfallen" is the more common of the two: it sits at frequency rank #7,011 in our German list, against #36,766 for "abfallen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "abfallen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ausfallen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,407,326 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "abfallen" and "ausfallen" also get mixed up with nearby pairs, the highest-scored neighbour is "abfallen vs abfällig". 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 #1,407,326 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