OSO

[…]

/[…]/ abbrev

The verdict

“OSO” is uncommon German (frequency #69,562 among 14,908 “O” headwords), classed as an abbreviation. The kind of spelling people second-guess.

#69,562
frequency rank, German
14,908
“O” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Abkürzung für Ostsüdost

Key facts for OSO
PropertyValue
HeadwordOSO
LanguageGerman
Part of speechAbbreviation
IPA[…]
Letters3
Frequency rank#69,562
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “OSO” sits in German frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). OSO lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

OSO is uncommon German at frequency #69,562 among 14,908 “O” headwords, classed as anabbreviation, transcribed […]. Rarity is why readers land here mid-draft. Gloss: "Abkürzung für Ostsüdost".

No generated misspelling entries exist for OSO in our index, a straightforward case of a spelling with little room for common typos. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No explicit etymology string is stored for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct German form is OSO, spelled O-S-O.

Definition

  1. 1
    Abkürzung für Ostsüdost

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 German corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "OSO"?
"OSO" is spelled O-S-O. The IPA pronunciation is […].
What does "OSO" mean?
As an abbreviation, "OSO" means: Abkürzung für Ostsüdost
How do you pronounce "OSO"?
The IPA (International Phonetic Alphabet) transcription for "OSO" is […]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "OSO" come from?
"OSO" is a German word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “OSO”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct German spelling is O-S-O - every other letter order is a misspelling in standard orthography.
  • Say it as […] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more German words and confusable pairs in the same reference. German words

Other uncommon German words near this rank

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list