aufbauenvsaufbauendWhich spelling fits?

Which to use

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

#4,677
“aufbauen” frequency rank
#25,896
“aufbauend” frequency rank
30573
confusion score

Side-by-Side Comparison

Feature aufbauen aufbauend
Definition eine bauliche Anlage errichten Partizip Präsens des Verbs aufbauen

Where the eye mixes aufbauen and aufbauend

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. aufbauen runs 8 letters (VVCCVVVC) against aufbauend's 9 (VVCCVVVCC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
aufbauen
9 ch
aufbauend

Why the eye confuses aufbauen with aufbauend

A purely visual mix-up. aufbauen ([ˈaʊ̯fˌbaʊ̯ən]) and aufbauend ([ˈaʊ̯fˌbaʊ̯ənt]) 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) - “aufbauen” sits inside “aufbauend”. Our composite confusion score for this pair is 30573, derived from the frequency rank of both members and their visual similarity.

aufbauen is recorded at frequency rank #4,677, classified as averb, pronounced [ˈaʊ̯fˌbaʊ̯ən]. aufbauend is at rank #25,896, tagged as averb, pronounced [ˈaʊ̯fˌbaʊ̯ənt].

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 30573, this pair ranks #1,745,156 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of aufbauen vs aufbauend

Shared letters: abefnu. Private to "aufbauen": -. Private to "aufbauend": d.

"aufbauen" · 8 letters · shape VVCCVVVC  ·  "aufbauend" · 9 letters · shape VVCCVVVCC

Known mistypes of this pair

  • aufbauen ← afubauen · aubfauen · aufabuen · aufbaeun · aufbauenn · aufbaune · aufbbauen · aufbuaen
  • aufbauend ← afubauend · aubfauend · aufabuend · aufbaeund · aufbauedn · aufbauendd · aufbauennd · aufbauned

Frequently Asked Questions

Do "aufbauen" and "aufbauend" mean the same thing in a sentence?
No. They are said differently ([ˈaʊ̯fˌbaʊ̯ən] versus [ˈaʊ̯fˌbaʊ̯ənt]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "aufbauen" or "aufbauend"?
"aufbauen" is the more common of the two: it sits at frequency rank #4,677 in our German list, against #25,896 for "aufbauend". 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 "aufbauen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aufbauend" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,745,156 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "aufbauen" and "aufbauend" also get mixed up with nearby pairs, the highest-scored neighbour is "aufbauend vs auftauen". 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 #1,745,156 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