peakvsPKTell them apart

Quick tell: peak is a noun, PK is an abbrev, so they fill different roles in a sentence.

Which to use

“peak” is a noun and “PK” is an abbrev - they look or sound alike but fill different roles in a sentence.

#20,363
“peak” frequency rank
#17,680
“PK” frequency rank
38043
confusion score

Side-by-Side Comparison

Feature peak PK
Definition der Punkt eines Berges; Gipfel, Spitze, Bergspitze, Gipfelpunkt Paddelklub

Letter map: peak vs PK

Shared letters muted; letters that set peak and PK apart highlighted. Shared run: 2.

4 ch
peak
2 ch
PK

Role in the sentence - peak and PK

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: peak is anoun and PKanabbrev. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 38043, derived from the frequency rank of both members and their visual similarity.

peak is recorded at frequency rank #20,363, classified as anoun, pronounced [piːk]. PK is at rank #17,680, tagged as anabbrev.

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 38043, this pair ranks #1,574,318 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of peak vs PK

Shared letters: kp. Private to "peak": ae. Private to "PK": -.

"peak" · 4 letters · shape CVVC  ·  "PK" · 2 letters · shape CC

Known mistypes of this pair

  • peakepak · paek · peakk · peka · ppeak

Frequently Asked Questions

Can "peak" and "PK" be used interchangeably?
No - they are not even the same part of speech. "peak" is a noun and "PK" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "peak" vs "PK" - which ranks higher?
"PK" is the more common of the two: it sits at frequency rank #17,680 in our German list, against #20,363 for "peak". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "peak" and "PK".

  • Full dictionary entry for "peak" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "PK" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,574,318 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "peak" and "PK" also get mixed up with nearby pairs, the highest-scored neighbour is "peak vs prank". 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 #1,574,318 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