casevscastleConfusable pair

Which to use

“case” and “castle” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#7,447
“case” frequency rank
#11,622
“castle” frequency rank
19069
confusion score

Side-by-Side Comparison

Feature case castle
Definition Fall m Schloss

Where the eye mixes case and castle

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

4 ch
case
6 ch
castle

Why the eye confuses case with castle

A purely visual mix-up. case ([keɪs]) and castle ([ˈkɑːs(ə)l]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 19069, derived from the frequency rank of both members and their visual similarity.

case is recorded at frequency rank #7,447, classified as anoun, pronounced [keɪs]. castle is at rank #11,622, tagged as anoun, pronounced [ˈkɑːs(ə)l].

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 19069, this pair ranks #1,912,140 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of case vs castle

Shared letters: aces. Private to "case": -. Private to "castle": lt.

"case" · 4 letters · shape CVCV  ·  "castle" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • caseacse · caes · casse · ccase · csae
  • castleacstle · caslte · casstle · castel · castlle · casttle · catsle · ccastle

Frequently Asked Questions

Do "case" and "castle" mean the same thing in a sentence?
No. They are said differently ([keɪs] versus [ˈkɑːs(ə)l]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary German text, does "case" or "castle" show up more?
"case" is the more common of the two: it sits at frequency rank #7,447 in our German list, against #11,622 for "castle". 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 "case" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "castle" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,912,140 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "case" and "castle" also get mixed up with nearby pairs, the highest-scored neighbour is "carr vs case". 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 #1,912,140 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