openvsOstenTell them apart

Quick tell: open is a adjective, Osten is a noun, so they fill different roles in a sentence.

Which to use

“open” is an adjective and “Osten” is a noun - they look or sound alike but fill different roles in a sentence.

#2,607
“open” frequency rank
#1,522
“Osten” frequency rank
4129
confusion score

Side-by-Side Comparison

Feature open Osten
Definition etwas ist nicht geschlossen Himmelsrichtung (Haupthimmelsrichtung), die Westen gegenüber und zwischen Norden und Süden liegt; Himmelsrichtung, die zur aufgehenden Sonne zeigt

Letter map: open vs Osten

Shared letters muted; letters that set open and Osten apart highlighted. Shared run: 3.

4 ch
open
5 ch
Osten

Grammar separator: open vs Osten

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: open is anadjective and Ostenanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 4129, derived from the frequency rank of both members and their visual similarity.

open is recorded at frequency rank #2,607, classified as anadj, pronounced […]. Osten is at rank #1,522, tagged as anoun, pronounced [ˈɔstn̩].

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 4129, this pair ranks #1,998,504 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of open vs Osten

Shared letters: eno. Private to "open": p. Private to "Osten": st.

"open" · 4 letters · shape VCVC  ·  "Osten" · 5 letters · shape VCCVC

Known mistypes of this pair

  • openoepn · openn · opne · oppen · poen
  • Ostenosetn · ossten · ostenn · ostne · ostten · otsen · soten

Frequently Asked Questions

Do "open" and "Osten" mean the same thing in a sentence?
No - they are not even the same part of speech. "open" is an adjective and "Osten" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "open" or "Osten" show up more?
"Osten" is the more common of the two: it sits at frequency rank #1,522 in our German list, against #2,607 for "open". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "open" and "Osten". Here's where to go from here.

  • Full dictionary entry for "open" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Osten" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,998,504 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "open" and "Osten" also get mixed up with nearby pairs, the highest-scored neighbour is "open vs puzzles". 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 #1,998,504 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