knurrenvsKursenWhat's the difference?

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

Which to use

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

#47,534
“knurren” frequency rank
#15,139
“Kursen” frequency rank
62673
confusion score

Side-by-Side Comparison

Feature knurren Kursen
Definition ein dumpf vibrierendes Geräusch der Feindseligkeit erzeugen Dativ Plural des Substantivs Kurs

Where the eye mixes knurren and Kursen

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. knurren runs 7 letters (CCVCCVC) against Kursen's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
knurren
6 ch
Kursen

Visual trap between knurren and Kursen

These two trip readers on the page rather than in the ear: knurren is [ˈknʊʁən] while Kursen is [ˈkʊʁzn̩]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 62673, derived from the frequency rank of both members and their visual similarity.

knurren is recorded at frequency rank #47,534, classified as averb, pronounced [ˈknʊʁən]. Kursen is at rank #15,139, tagged as anoun, pronounced [ˈkʊʁzn̩].

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 62673, this pair ranks #704,280 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of knurren vs Kursen

Shared letters: eknru. Private to "knurren": -. Private to "Kursen": s.

"knurren" · 7 letters · shape CCVCCVC  ·  "Kursen" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • knurren ← kknurren · knnurren · knruren · knuren · knurern · knurrenn · knurrne · kunrren
  • Kursen ← kkursen · krusen · kuresn · kurrsen · kursenn · kursne · kurssen · kusren

Frequently Asked Questions

Is swapping "knurren" for "Kursen" ever safe?
No - they are not even the same part of speech. "knurren" is a verb and "Kursen" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "knurren" or "Kursen" show up more?
"Kursen" is the more common of the two: it sits at frequency rank #15,139 in our German list, against #47,534 for "knurren". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "knurren" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Kursen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #704,280 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "knurren" and "Kursen" also get mixed up with nearby pairs, the highest-scored neighbour is "knurren vs kürten". 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 #704,280 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