aufgebautevsaufgebautenTell them apart

Which to use

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

#29,937
“aufgebaute” frequency rank
#29,476
“aufgebauten” frequency rank
59413
confusion score

Side-by-Side Comparison

Feature aufgebaute aufgebauten
Definition Nominativ Singular Femininum der starken Deklination des Positivs des Adjektivs aufgebaut Genitiv Singular Maskulinum der starken Deklination des Positivs des Adjektivs aufgebaut

Where the eye mixes aufgebaute and aufgebauten

Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. aufgebaute runs 10 letters (VVCCVCVVCV) against aufgebauten's 11 (VVCCVCVVCVC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
aufgebaute
11 ch
aufgebauten

Why the eye confuses aufgebaute with aufgebauten

A purely visual mix-up. aufgebaute ([ˈaʊ̯fɡəˌbaʊ̯tə]) and aufgebauten ([ˈaʊ̯fɡəˌbaʊ̯tn̩]) 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 extra letter(s) - “aufgebaute” sits inside “aufgebauten”. Our composite confusion score for this pair is 59413, derived from the frequency rank of both members and their visual similarity.

aufgebaute is recorded at frequency rank #29,937, classified as anadj, pronounced [ˈaʊ̯fɡəˌbaʊ̯tə]. aufgebauten is at rank #29,476, tagged as anadj, pronounced [ˈaʊ̯fɡəˌbaʊ̯tn̩].

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 59413, this pair ranks #825,420 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aufgebaute vs aufgebauten

Shared letters: abefgtu. Private to "aufgebaute": -. Private to "aufgebauten": n.

"aufgebaute" · 10 letters · shape VVCCVCVVCV  ·  "aufgebauten" · 11 letters · shape VVCCVCVVCVC

Known mistypes of this pair

  • aufgebaute ← afugebaute · aufegbaute · auffgebaute · aufgbeaute · aufgeabute · aufgebatue · aufgebauet · aufgebautte
  • aufgebauten ← afugebauten · aufegbauten · auffgebauten · aufgbeauten · aufgeabuten · aufgebatuen · aufgebauetn · aufgebautenn

Frequently Asked Questions

Can "aufgebaute" and "aufgebauten" be used interchangeably?
No. They are said differently ([ˈaʊ̯fɡəˌbaʊ̯tə] versus [ˈaʊ̯fɡəˌbaʊ̯tn̩]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary German text, does "aufgebaute" or "aufgebauten" show up more?
"aufgebauten" is the more common of the two: it sits at frequency rank #29,476 in our German list, against #29,937 for "aufgebaute". 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 "aufgebaute" and "aufgebauten" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "aufgebaute" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aufgebauten" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #825,420 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "aufgebaute" and "aufgebauten" also get mixed up with nearby pairs, the highest-scored neighbour is "Aufbauten vs aufgebauten". 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 #825,420 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