KaspervsknapperWhich spelling fits?

Quick tell: Kasper is a noun, knapper is an adjective, so they fill different roles in a sentence.

Which to use

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

#18,593
“Kasper” frequency rank
#18,952
“knapper” frequency rank
37545
confusion score

Side-by-Side Comparison

Feature Kasper knapper
Definition besonders lustige Hauptfigur eines Puppentheaters, das nach ihm benannt ist Nominativ Singular Maskulinum der starken Deklination des Positivs des Adjektivs knapp

Where the eye mixes Kasper and knapper

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
Kasper
7 ch
knapper

Visual trap between Kasper and knapper

These two trip readers on the page rather than in the ear: Kasper is [ˈkaspɐ] while knapper is [ˈknapɐ]. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 37545, derived from the frequency rank of both members and their visual similarity.

Kasper is recorded at frequency rank #18,593, classified as anoun, pronounced [ˈkaspɐ]. knapper is at rank #18,952, tagged as anadj, pronounced [ˈknapɐ].

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 37545, this pair ranks #1,587,424 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Kasper vs knapper

Shared letters: aekpr. Private to "Kasper": s. Private to "knapper": n.

"Kasper" · 6 letters · shape CVCCVC  ·  "knapper" · 7 letters · shape CCVCCVC

Known mistypes of this pair

  • Kasperaksper · kapser · kasepr · kasperr · kaspper · kaspre · kassper · kkasper
  • knapperkanpper · kknapper · knapepr · knaper · knapperr · knappre · knnapper · knpaper

Frequently Asked Questions

Do "Kasper" and "knapper" mean the same thing in a sentence?
No - they are not even the same part of speech. "Kasper" is a noun and "knapper" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Kasper" or "knapper"?
"Kasper" is the more common of the two: it sits at frequency rank #18,593 in our German list, against #18,952 for "knapper". 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 "Kasper" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "knapper" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,587,424 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Kasper" and "knapper" also get mixed up with nearby pairs, the highest-scored neighbour is "Kasper vs Kaste". 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 #1,587,424 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