castelo

[kɑsˈt̪ɛlʊ]

/[kɑsˈt̪ɛlʊ]/ noun

The verdict

“castelo” is uncommon Spanish (frequency #56,868 among 8,288 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#56,868
frequency rank, Spanish
8,288
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Castillo.

Corpus desk

Index ES-castelo · castelo · Spanish

castelo · rank #56,868 · 0 variants · 0 confusables

  • FREQ-RARE #56,868
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 8,288
  • PHOTO-FINISH caraduras

Nearest frequency peer: caraduras (-2 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rangos de cola larga cerca de “castelo”

Banda escasa: las barras invierten el rango para que lo raro se lea más corto

corpus weight

What this shows Vista de cola larga: dónde “castelo” se sitúa frente a rangos españoles igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for castelo
PropertyValue
Headwordcastelo
LanguageSpanish
Part of speechNoun
IPA[kɑsˈt̪ɛlʊ]
Letters7
Frequency rank#56,868
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “castelo” en español

Esta escala corre desde el núcleo del español cotidiano (izquierda) hasta el rastro de formas rara vez usadas (derecha).castelocae en esta cola de rareza:

#1#100#1K#10K#100K
← used constantlyrarely used →

El eje es logarítmico: cada tick marca unas diez veces menos frecuencia. Vecinos raros de la misma franja: “caraduras” (#56,866), “capitel” (#56,865), “cauchos” (#56,871). Entre 8,288 lemas con “C”, “castelo” va en #56,868. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

castelo is uncommon Spanish at frequency #56,868 among 8,288 “C” headwords, classed as anoun, transcribed [kɑsˈt̪ɛlʊ]. Rarity is why readers land here mid-draft. Gloss: "Castillo.".

castelo doesn't appear in our generated misspelling index, a sign its spelling follows regular Spanish conventions. We don't track a confusable pairing for this entry, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Wiktionary doesn't record an etymology for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Spanish form is castelo, spelled C-A-S-T-E-L-O.

Definition

  1. 1
    Castillo.

Recorded use

Wiktionary example

These source excerpts show how castelo appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Ves o vello castelo.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "castelo"?
"castelo" is spelled C-A-S-T-E-L-O. The IPA pronunciation is [kɑsˈt̪ɛlʊ].
What does "castelo" mean?
As a noun, "castelo" means: Castillo.
How do you pronounce "castelo"?
The IPA (International Phonetic Alphabet) transcription for "castelo" is [kɑsˈt̪ɛlʊ]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "castelo" come from?
"castelo" is a Spanish word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar Spanish words by spelling shape

Same letter count and similar misspelling depth for "castelo", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 7 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list