K2

[kaːˈtsvaɪ̯]

/[kaːˈtsvaɪ̯]/ name

The verdict

“K2” is a moderately-common German word, ranked #30,140 in German word frequency and used as a proper noun.

#30,140
frequency rank, German
2
letters
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Mit 8611 Metern Höhe der zweithöchste Berg der Erde, in Pakistan und China gelegen

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

K2 vs km
0% similar
K2 vs kg
0% similar
K2 vs KW
50% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for K2
PropertyValue
HeadwordK2
LanguageGerman
Part of speechProper noun
IPA[kaːˈtsvaɪ̯]
Letters2
Frequency rank#30,140
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “K2” 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). K2 lands here:

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

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

Spelling & Dictionary Insight

The German entry for K2 is 2 letters long, classified as a proper noun, and transcribed in the International Phonetic Alphabet as [kaːˈtsvaɪ̯]. Corpus data places it at rank #30,140 in overall German word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "Mit 8611 Metern Höhe der zweithöchste Berg der Erde, in Pakistan und China gelegen".

K2 doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. It also participates in 20 confusable-pair relationships, "km", "kg", "KW", and more, where similar look or sound leads writers to substitute one word for another in context.

Our source data has no etymology on file for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct German form is K2, spelled K-2.

Definition

  1. 1
    Mit 8611 Metern Höhe der zweithöchste Berg der Erde, in Pakistan und China gelegen

Synonyms

Lamba Pahar

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 "K2"?
"K2" is spelled K-2. The IPA pronunciation is [kaːˈtsvaɪ̯].
What does "K2" mean?
As a proper noun, "K2" means: Mit 8611 Metern Höhe der zweithöchste Berg der Erde, in Pakistan und China gelegen
What words are commonly confused with "K2"?
"K2" is commonly confused with "km", "kg", "KW". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "K2"?
The IPA (International Phonetic Alphabet) transcription for "K2" is [kaːˈtsvaɪ̯]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "K2" come from?
"K2" is a German word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 “K2”

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

  • The one correct German spelling is K-2 - every other letter order is a misspelling in standard orthography.
  • Say it as [kaːˈtsvaɪ̯] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “km” - see the side-by-side comparison. K2 vs km
  • Browse more German words and confusable pairs in the same reference. German words
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