UnterbauvsUnterhausConfusable pair

Which to use

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

#23,342
“Unterbau” frequency rank
#29,833
“Unterhaus” frequency rank
53175
confusion score

Side-by-Side Comparison

Feature Unterbau Unterhaus
Definition Gründungkonstruktion eines Bauwerks eine von zwei Kammern eines Parlaments

Where the eye mixes Unterbau and Unterhaus

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. Unterbau runs 8 letters (VCCVCCVV) against Unterhaus's 9 (VCCVCCVVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
Unterbau
9 ch
Unterhaus

Look-alike desk: Unterbau vs Unterhaus

A purely visual mix-up. Unterbau ([ˈʊntɐˌbaʊ̯]) and Unterhaus ([ˈʊntɐˌhaʊ̯s]) 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 53175, derived from the frequency rank of both members and their visual similarity.

Unterbau is recorded at frequency rank #23,342, classified as anoun, pronounced [ˈʊntɐˌbaʊ̯]. Unterhaus is at rank #29,833, tagged as anoun, pronounced [ˈʊntɐˌhaʊ̯s].

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 53175, this pair ranks #1,068,286 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Unterbau vs Unterhaus

Shared letters: aenrtu. Private to "Unterbau": b. Private to "Unterhaus": hs.

"Unterbau" · 8 letters · shape VCCVCCVV  ·  "Unterhaus" · 9 letters · shape VCCVCCVVC

Known mistypes of this pair

  • Unterbau ← nuterbau · unetrbau · unnterbau · untebrau · unterabu · unterbbau · unterbua · unterrbau
  • Unterhaus ← nuterhaus · unetrhaus · unnterhaus · untehraus · unterahus · unterhasu · unterhauss · unterhhaus

Frequently Asked Questions

Is swapping "Unterbau" for "Unterhaus" ever safe?
No. They are said differently ([ˈʊntɐˌbaʊ̯] versus [ˈʊntɐˌhaʊ̯s]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "Unterbau" vs "Unterhaus" - which ranks higher?
"Unterbau" is the more common of the two: it sits at frequency rank #23,342 in our German list, against #29,833 for "Unterhaus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Unterbau" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Unterhaus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,068,286 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Unterbau" and "Unterhaus" also get mixed up with nearby pairs, the highest-scored neighbour is "überbau vs Unterbau". 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 #1,068,286 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