kaudervsklugerWhich spelling fits?

Quick tell: kauder is a verb, kluger is an adjective, so they fill different roles in a sentence.

Which to use

“kauder” is a verb and “kluger” is an adjective - they look or sound alike but fill different roles in a sentence.

#25,193
“kauder” frequency rank
#20,313
“kluger” frequency rank
45506
confusion score

Side-by-Side Comparison

Feature kauder kluger
Definition 2. Person Singular Imperativ Präsens Aktiv des Verbs kaudern Nominativ Singular Maskulinum der starken Deklination des Positivs des Adjektivs klug

Where the eye mixes kauder and kluger

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. kauder (CVVCVC) and kluger (CCVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
kauder
6 ch
kluger

Look-alike desk: kauder vs kluger

These two trip readers on the page rather than in the ear: kauder is [ˈkaʊ̯dɐ] while kluger is [ˈkluːɡɐ]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 45506, derived from the frequency rank of both members and their visual similarity.

kauder is recorded at frequency rank #25,193, classified as averb, pronounced [ˈkaʊ̯dɐ]. kluger is at rank #20,313, tagged as anadj, pronounced [ˈkluːɡɐ].

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 45506, this pair ranks #1,350,698 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of kauder vs kluger

Shared letters: ekru. Private to "kauder": ad. Private to "kluger": gl.

"kauder" · 6 letters · shape CVVCVC  ·  "kluger" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • kauder ← akuder · kaduer · kaudder · kauderr · kaudre · kauedr · kkauder · kuader
  • kluger ← kkluger · klguer · klluger · kluegr · klugerr · klugger · klugre · kulger

Frequently Asked Questions

Is swapping "kauder" for "kluger" ever safe?
No - they are not even the same part of speech. "kauder" is a verb and "kluger" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "kauder" or "kluger"?
"kluger" is the more common of the two: it sits at frequency rank #20,313 in our German list, against #25,193 for "kauder". 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 "kauder" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "kluger" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,350,698 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "kauder" and "kluger" also get mixed up with nearby pairs, the highest-scored neighbour is "kauder vs Käufers". 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 #1,350,698 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