kannvskayWhat's the difference?

Quick tell: kann is a verb, kay is a noun, so they fill different roles in a sentence.

Which to use

“kann” is a verb and “kay” is a noun - they look or sound alike but fill different roles in a sentence.

#53
“kann” frequency rank
#10,503
“kay” frequency rank
10556
confusion score

Side-by-Side Comparison

Feature kann kay
Definition 1. Person Singular Indikativ Präsens Aktiv des Verbs können Fisch

Letter map: kann vs kay

Shared letters muted; letters that set kann and kay apart highlighted. Shared run: 2.

4 ch
kann
3 ch
kay

Grammar separator: kann vs kay

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: kann is averb and kayanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 10556, derived from the frequency rank of both members and their visual similarity.

kann is recorded at frequency rank #53, classified as averb, pronounced [kan]. kay is at rank #10,503, tagged as anoun, pronounced […].

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 10556, this pair ranks #1,974,559 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of kann vs kay

Shared letters: ak. Private to "kann": n. Private to "kay": y.

"kann" · 4 letters · shape CVCC  ·  "kay" · 3 letters · shape CVV

Known mistypes of this pair

  • kannaknn · kkann · knan

Frequently Asked Questions

Is swapping "kann" for "kay" ever safe?
No - they are not even the same part of speech. "kann" is a verb and "kay" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "kann" vs "kay" - which ranks higher?
"kann" is the more common of the two: it sits at frequency rank #53 in our German list, against #10,503 for "kay". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "kann" and "kay".

  • Full dictionary entry for "kann" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "kay" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,974,559 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "kann" and "kay" also get mixed up with nearby pairs, the highest-scored neighbour is "kay 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 #1,974,559 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