CasesvsclasesWhich spelling fits?

Quick tell: Cases is a name, clases is a noun, so they fill different roles in a sentence.

Which to use

“Cases” is a name and “clases” is a noun - they look or sound alike but fill different roles in a sentence.

#28,273
“Cases” frequency rank
#887
“clases” frequency rank
29160
confusion score

Side-by-Side Comparison

Feature Cases clases
Definition Apellido. Forma del plural de clase.

Where the eye mixes Cases and clases

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. Cases runs 5 letters (CVCVC) against clases's 6 (CCVCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
Cases
6 ch
clases

Look-alike desk: Cases vs clases

These two trip readers on the page rather than in the ear: Cases is [ˈkases] while clases is [ˈklases]. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 29160, derived from the frequency rank of both members and their visual similarity.

Cases is recorded at frequency rank #28,273, classified as aname, pronounced [ˈkases]. clases is at rank #887, tagged as anoun, pronounced [ˈklases].

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 29160, this pair ranks #218,397 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Cases vs clases

Shared letters: aces. Private to "Cases": -. Private to "clases": l.

"Cases" · 5 letters · shape CVCVC  ·  "clases" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • Cases ← acses · caces · casess · casses · ccases · csaes
  • clases ← calses · cclases · claces · claess · clasess · classes · cllases · clsaes

Frequently Asked Questions

Can "Cases" and "clases" be used interchangeably?
No - they are not even the same part of speech. "Cases" is a name and "clases" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "Cases" or "clases" show up more?
"clases" is the more common of the two: it sits at frequency rank #887 in our Spanish list, against #28,273 for "Cases". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Cases" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "clases" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #218,397 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "Cases" and "clases" also get mixed up with nearby pairs, the highest-scored neighbour is "Cases vs cats". 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 #218,397 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list