kämpfenvsKämpfernWhich spelling fits?

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

Which to use

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

#1,561
“kämpfen” frequency rank
#30,159
“Kämpfern” frequency rank
31720
confusion score

Side-by-Side Comparison

Feature kämpfen Kämpfern
Definition verbale oder physische Auseinandersetzung zwischen Gegnern Dativ Plural des Substantivs Kämpfer

Where the eye mixes kämpfen and Kämpfern

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. kämpfen runs 7 letters (CVCCCVC) against Kämpfern's 8 (CVCCCVCC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
kämpfen
8 ch
Kämpfern

Why the eye confuses kämpfen with Kämpfern

These two trip readers on the page rather than in the ear: kämpfen is [ˈkɛmp͡fn̩] while Kämpfern is [ˈkɛmp͡fɐn]. 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 31720, derived from the frequency rank of both members and their visual similarity.

kämpfen is recorded at frequency rank #1,561, classified as averb, pronounced [ˈkɛmp͡fn̩]. Kämpfern is at rank #30,159, tagged as anoun, pronounced [ˈkɛmp͡fɐn].

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 31720, this pair ranks #1,722,458 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of kämpfen vs Kämpfern

Shared letters: efkmnpä. Private to "kämpfen": -. Private to "Kämpfern": r.

"kämpfen" · 7 letters · shape CVCCCVC  ·  "Kämpfern" · 8 letters · shape CVCCCVCC

Frequently Asked Questions

Is swapping "kämpfen" for "Kämpfern" ever safe?
No - they are not even the same part of speech. "kämpfen" is a verb and "Kämpfern" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "kämpfen" or "Kämpfern" show up more?
"kämpfen" is the more common of the two: it sits at frequency rank #1,561 in our German list, against #30,159 for "Kämpfern". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "kämpfen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Kämpfern" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,722,458 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "kämpfen" and "Kämpfern" also get mixed up with nearby pairs, the highest-scored neighbour is "Kämpferin vs Kämpfern". Nearby pair

Confusion rank #1,722,458 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