KassenvsKlassenTell them apart

Which to use

“Kassen” and “Klassen” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#9,743
“Kassen” frequency rank
#3,326
“Klassen” frequency rank
13069
confusion score

Side-by-Side Comparison

Feature Kassen Klassen
Definition Nominativ Plural des Substantivs Kasse Nominativ Plural des Substantivs Klasse

Where the eye mixes Kassen and Klassen

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. Kassen runs 6 letters (CVCCVC) against Klassen's 7 (CCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
Kassen
7 ch
Klassen

Look-alike desk: Kassen vs Klassen

A purely visual mix-up. Kassen ([ˈkasn̩]) and Klassen ([ˈklasn̩]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 13069, derived from the frequency rank of both members and their visual similarity.

Kassen is recorded at frequency rank #9,743, classified as anoun, pronounced [ˈkasn̩]. Klassen is at rank #3,326, tagged as anoun, pronounced [ˈklasn̩].

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 13069, this pair ranks #1,960,303 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Kassen vs Klassen

Shared letters: aekns. Private to "Kassen": -. Private to "Klassen": l.

"Kassen" · 6 letters · shape CVCCVC  ·  "Klassen" · 7 letters · shape CCVCCVC

Known mistypes of this pair

  • Kassen ← akssen · kasen · kasesn · kassenn · kassne · kaßen · kkassen · ksasen
  • Klassen ← kalssen · kklassen · klasen · klasesn · klassenn · klassne · klaßen · kllassen

Frequently Asked Questions

Is swapping "Kassen" for "Klassen" ever safe?
No. They are said differently ([ˈkasn̩] versus [ˈklasn̩]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary German text, does "Kassen" or "Klassen" show up more?
"Klassen" is the more common of the two: it sits at frequency rank #3,326 in our German list, against #9,743 for "Kassen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "Kassen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Klassen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,960,303 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Kassen" and "Klassen" also get mixed up with nearby pairs, the highest-scored neighbour is "Kasan vs Kassen". 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 #1,960,303 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