casevschaveWhich spelling fits?

Which to use

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

#6,149
“case” frequency rank
#1,329
“chave” frequency rank
7478
confusion score

Side-by-Side Comparison

Feature case chave
Definition caso objeto usado para abrir e fechar uma fechadura, algemas ou cadeado

Where the eye mixes case and chave

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
case
5 ch
chave

Why the eye confuses case with chave

A purely visual mix-up. case (/keɪs/) and chave (/ˈʃa.vɨ/) 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 1 letter(s) in length. Our composite confusion score for this pair is 7478, derived from the frequency rank of both members and their visual similarity.

case is recorded at frequency rank #6,149, classified as anoun, pronounced /keɪs/. chave is at rank #1,329, tagged as anoun, pronounced /ˈʃa.vɨ/.

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 7478, this pair ranks #66,648 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of case vs chave

Shared letters: ace. Private to "case": s. Private to "chave": hv.

"case" · 4 letters · shape CVCV  ·  "chave" · 5 letters · shape CCVCV

Known mistypes of this pair

  • caseacse · caes · casse · ccase · csae
  • chavecahve · cchave · chaev · chavve · chhave · chvae · hcave

Frequently Asked Questions

Do "case" and "chave" mean the same thing in a sentence?
No. They are said differently (/keɪs/ versus /ˈʃa.vɨ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "case" vs "chave" - which ranks higher?
"chave" is the more common of the two: it sits at frequency rank #1,329 in our Portuguese list, against #6,149 for "case". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "case" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "chave" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #66,648 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "case" and "chave" also get mixed up with nearby pairs, the highest-scored neighbour is "chau vs chave". 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 #66,648 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list