kaufenvsKäufernWhat's the difference?

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

Which to use

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

#635
“kaufen” frequency rank
#36,468
“Käufern” frequency rank
37103
confusion score

Side-by-Side Comparison

Feature kaufen Käufern
Definition Ware gegen Entgelt erwerben Dativ Plural des Substantivs Käufer

Where the spellings diverge

Shared letters are muted; the letters that actually set kaufen and Käufern apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

6 ch
kaufen
7 ch
Käufern

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: kaufen is [ˈkaʊ̯fn̩] while Käufern is [ˈkɔɪ̯fɐn]. 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 37103, derived from the frequency rank of both members and their visual similarity.

kaufen is recorded at frequency rank #635, classified as averb, pronounced [ˈkaʊ̯fn̩]. Käufern is at rank #36,468, tagged as anoun, pronounced [ˈkɔɪ̯fɐn].

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 37103, this pair ranks #1,598,746 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of kaufen vs Käufern

Shared letters: efknu. Private to "kaufen": a. Private to "Käufern": .

"kaufen" · 6 letters · shape CVVCVC  ·  "Käufern" · 7 letters · shape CVVCVCC

Known mistypes of this pair

  • kaufenakufen · kafuen · kauefn · kaufenn · kauffen · kaufne · kkaufen · kuafen

Frequency comparison

kaufen#635
Käufern#36,468

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "kaufen" and "Käufern" be used interchangeably?
No - they are not even the same part of speech. "kaufen" is a verb and "Käufern" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "kaufen" or "Käufern"?
"kaufen" is the more common of the two: it sits at frequency rank #635 in our German list, against #36,468 for "Käufern". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering kaufen vs Käufern

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “kaufen”; for a noun, it's “Käufern”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “kaufen” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list