klugervsKugelConfusable pair

Quick tell: kluger is a adjective, Kugel is a noun, so they fill different roles in a sentence.

Which to use

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

#20,313
“kluger” frequency rank
#4,718
“Kugel” frequency rank
25031
confusion score

Side-by-Side Comparison

Feature kluger Kugel
Definition Nominativ Singular Maskulinum der starken Deklination des Positivs des Adjektivs klug Volumen, das von einem Rand umgeben wird, dessen Punkte alle den gleichen Abstand von einem Punkt (Mittelpunkt) besitzen

Where the eye mixes kluger and Kugel

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
kluger
5 ch
Kugel

Why the eye confuses kluger with Kugel

These two trip readers on the page rather than in the ear: kluger is [ˈkluːɡɐ] while Kugel is [ˈkuːɡl̩]. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 25031, derived from the frequency rank of both members and their visual similarity.

kluger is recorded at frequency rank #20,313, classified as anadj, pronounced [ˈkluːɡɐ]. Kugel is at rank #4,718, tagged as anoun, pronounced [ˈkuːɡl̩].

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 25031, this pair ranks #1,839,134 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of kluger vs Kugel

Shared letters: egklu. Private to "kluger": r. Private to "Kugel": -.

"kluger" · 6 letters · shape CCVCVC  ·  "Kugel" · 5 letters · shape CVCVC

Known mistypes of this pair

  • klugerkkluger · klguer · klluger · kluegr · klugerr · klugger · klugre · kulger
  • Kugelkguel · kkugel · kuegl · kugell · kuggel · kugle · ukgel

Frequently Asked Questions

Is swapping "kluger" for "Kugel" ever safe?
No - they are not even the same part of speech. "kluger" is an adjective and "Kugel" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "kluger" vs "Kugel" - which ranks higher?
"Kugel" is the more common of the two: it sits at frequency rank #4,718 in our German list, against #20,313 for "kluger". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "kluger" and "Kugel" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "kluger" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Kugel" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,839,134 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "kluger" and "Kugel" also get mixed up with nearby pairs, the highest-scored neighbour is "kluger vs kluges". 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 #1,839,134 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