Ausbau vs Ausbaus, What's the Difference?

Which to use

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

#3,170
“Ausbau” frequency rank: #37,369
“Ausbaus” frequency rank: 40539
confusion score

Side-by-Side Comparison

Feature	Ausbau	Ausbaus
Definition	planmäßige Vergrößerung, Erweiterung von etwas Bestehendem	Genitiv Singular des Substantivs Ausbau

Where the spellings diverge

Shared letters are muted; the letters that actually set Ausbau and Ausbaus apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

6 ch

Ausbau

7 ch

Ausbaus

Spelling & Dictionary Insight

A purely visual mix-up. Ausbau ([ˈaʊ̯sˌbaʊ̯]) and Ausbaus ([ˈaʊ̯sˌbaʊ̯s]) 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) - “Ausbau” sits inside “Ausbaus”. Our composite confusion score for this pair is 40539, derived from the frequency rank of both members and their visual similarity.

Ausbau is recorded at frequency rank #3,170, classified as anoun, pronounced [ˈaʊ̯sˌbaʊ̯]. Ausbaus is at rank #37,369, tagged as anoun, pronounced [ˈaʊ̯sˌbaʊ̯s].

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 40539, this pair ranks #1,505,533 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Ausbau vs Ausbaus

Shared letters: absu. Private to "Ausbau": -. Private to "Ausbaus": -.

"Ausbau" · 6 letters · shape VVCCVV · "Ausbaus" · 7 letters · shape VVCCVVC

Known mistypes of this pair

Ausbau ← asubau · aubsau · ausabu · ausbbau · ausbua · aussbau · uasbau
Ausbaus ← asubaus · aubsaus · ausabus · ausbasu · ausbauss · ausbbaus · ausbuas · aussbaus

Frequency comparison

Ausbau#3,170

Ausbaus#37,369

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "Ausbau" and "Ausbaus" be used interchangeably?

No. They are said differently ([ˈaʊ̯sˌbaʊ̯] versus [ˈaʊ̯sˌbaʊ̯s]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "Ausbau" or "Ausbaus"?

"Ausbau" is the more common of the two: it sits at frequency rank #3,170 in our German list, against #37,369 for "Ausbaus". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering Ausbau vs Ausbaus

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “Ausbau” entry
Browse more pairs most likely to be confused. Most confusable