oovsOstConfusable pair

Quick tell: oo is a intj, Ost is a noun, so they fill different roles in a sentence.

Which to use

“oo” is an intj and “Ost” is a noun - they look or sound alike but fill different roles in a sentence.

#15,961
“oo” frequency rank
#2,356
“Ost” frequency rank
18317
confusion score

Side-by-Side Comparison

Feature oo Ost
Definition oh Kurzform für die Haupthimmelsrichtung Osten in der Navigation, Seefahrt

Letter map: oo vs Ost

Shared letters muted; letters that set oo and Ost apart highlighted. Shared run: 1.

2 ch
oo
3 ch
Ost

Part-of-speech tell for oo / Ost

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: oo is anintj and Ostanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 18317, derived from the frequency rank of both members and their visual similarity.

oo is recorded at frequency rank #15,961, classified as anintj, pronounced […]. Ost is at rank #2,356, tagged as anoun, pronounced [ɔst].

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 18317, this pair ranks #1,919,396 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of oo vs Ost

Shared letters: o. Private to "oo": -. Private to "Ost": st.

"oo" · 2 letters · shape VV  ·  "Ost" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "oo" for "Ost" ever safe?
No - they are not even the same part of speech. "oo" is an intj and "Ost" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "oo" vs "Ost" - which ranks higher?
"Ost" is the more common of the two: it sits at frequency rank #2,356 in our German list, against #15,961 for "oo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "oo" and "Ost". Here's where to go from here.

  • Full dictionary entry for "oo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Ost" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,919,396 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "oo" and "Ost" also get mixed up with nearby pairs, the highest-scored neighbour is "oo vs puzzles". Nearby pair

Confusion rank #1,919,396 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