CastellivsCastellsWhich spelling fits?

Which to use

“Castelli” and “Castells” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#44,031
“Castelli” frequency rank
#45,185
“Castells” frequency rank
89216
confusion score

Side-by-Side Comparison

Feature Castelli Castells
Definition Ciudad de la provincia de Buenos Aires, Argentina, cabecera del partido del mismo nombre. Su gentilicio es castellense. Apellido.

Where the eye mixes Castelli and Castells

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

8 ch
Castelli
8 ch
Castells

Why the eye confuses Castelli with Castells

A purely visual mix-up. Castelli ([kasˈt̪eʝi]) and Castells ([kasˈt̪eʝs]) 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 a single letter - i in “Castelli” becomes s in “Castells”. Our composite confusion score for this pair is 89216, derived from the frequency rank of both members and their visual similarity.

Castelli is recorded at frequency rank #44,031, classified as aname, pronounced [kasˈt̪eʝi]. Castells is at rank #45,185, tagged as aname, pronounced [kasˈt̪eʝs].

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 89216, this pair ranks #3,267 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of Castelli vs Castells

Shared letters: acelst. Private to "Castelli": i. Private to "Castells": -.

"Castelli" · 8 letters · shape CVCCVCCV  ·  "Castells" · 8 letters · shape CVCCVCCC

Known mistypes of this pair

  • Castelliacstelli · casetlli · casstelli · casteli · castelil · castleli · casttelli · catselli
  • Castellsacstells · casetlls · casstells · castellss · castels · castelsl · castlels · casttells

Frequently Asked Questions

Do "Castelli" and "Castells" mean the same thing in a sentence?
No. They are said differently ([kasˈt̪eʝi] versus [kasˈt̪eʝs]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "Castelli" vs "Castells" - which ranks higher?
"Castelli" is the more common of the two: it sits at frequency rank #44,031 in our Spanish list, against #45,185 for "Castells". 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 "Castelli" and "Castells" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Castelli" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Castells" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,267 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "Castelli" and "Castells" also get mixed up with nearby pairs, the highest-scored neighbour is "Castell vs Castells". 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 #3,267 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