castillo

[kasˈt̪iʝo]

/[kasˈt̪iʝo]/ noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“castillo” has 10 generated spelling variants in the Spanish index at frequency #2,237. The variants make it a useful spelling check.

#2,237
frequency rank, Spanish
8,288
“C” headwords
10
tracked misspellings
14
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Recinto fortificado, típico de la arquitectura militar del Medioevo, en especial el dotado de murallas y torres para su defensa

Corpus desk

Index ES-castillo · castillo · Spanish

castillo · rank #2,237 · 10 variants · 14 confusables

  • FREQ-COMMON #2,237
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-MID 14 pairs
  • VAR-MID 10 variants
  • BOOK-DENSE 8,288
  • PHOTO-FINISH campeón

Nearest frequency peer: campeón (-1 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.

Pares de rango junto al imán ortográfico “castillo”

Misma franja de rareza: útil si un typo cae en un lema vecino

corpus weight

What this shows “castillo” está entre estos pares FrequencyWords; la profundidad de typo se mide aparte en el gráfico de distancia de edición.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

castillo vs caudillo
75% similar
castillo vs costilla
75% similar
castillo vs castillos
89% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for castillo
PropertyValue
Headwordcastillo
LanguageSpanish
Part of speechNoun
IPA[kasˈt̪iʝo]
Letters8
Frequency rank#2,237
Misspellings tracked10
Confusable pairs14
SourceWiktionary (kaikki.org)

Frecuencia del imán ortográfico “castillo”

De izquierda a derecha: las pocas palabras que cargan el habla diaria, luego la cola larga casi invisible.castillocae aquí:

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

Los ticks avanzan en logaritmo; cada uno es del orden de diez veces más raro. En la misma franja de rareza aparecen “campeón” (#2,236), “Cataluña” (#2,238), “artes” (#2,235). Entre 8,288 lemas con “C”, “castillo” va en #2,237. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around castillo (IPA [kasˈt̪iʝo]), anoun. Corpus frequency is #2,237 among 8,288 “C” headwords. Wiktionary lists 5 senses, so context still picks the gloss.

Our generated misspelling index lists 10 likely wrong-spelling variants for castillo, with forms such as "acstillo", "casitllo", and "casstillo". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 14 confusable-pair relationships, "caudillo", "costilla", "castillos", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

This entry carries no recorded etymology, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct Spanish form is castillo, spelled C-A-S-T-I-L-L-O.

Definition

  1. 1
    Recinto fortificado, típico de la arquitectura militar del Medioevo, en especial el dotado de murallas y torres para su defensa
  2. 2
    Torre móvil empleada para los asedios
  3. 3
    Imagen que representa una de estas estructuras
  4. 4
    Cubierta sobreelevada que, a popa o a proa, se erige sobre la principal de un buque
  5. 5
    Reciento delimitado debajo de estas cubiertas, que normalmente se emplea para el alojamiento de la tripulación

Synonyms

alcázarfortalezafuerte

This word in other languages

castle(English)château(Français)Schloss(Deutsch)castelo(Português)

Common misspellings

Also misspelled as:

  • acstillo
  • casitllo
  • casstillo
  • castilo
  • castilol
  • castlilo
  • casttillo
  • catsillo
  • ccastillo
  • csatillo

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of castillo - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

acstillo2casitllo2casstillo1castilo1castilol2castlilo2casttillo1catsillo2
Edit distance from "castillo"

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 "castillo"?
"castillo" is spelled C-A-S-T-I-L-L-O. The IPA pronunciation is [kasˈt̪iʝo].
What does "castillo" mean?
As a noun, "castillo" means: Recinto fortificado, típico de la arquitectura militar del Medioevo, en especial el dotado de murallas y torres para su defensa
What words are commonly confused with "castillo"?
"castillo" is commonly confused with "caudillo", "costilla", "castillos". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "castillo"?
The IPA (International Phonetic Alphabet) transcription for "castillo" is [kasˈt̪iʝo]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "castillo" come from?
"castillo" is a Spanish word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 "castillo", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 8 letters (nearest by frequency rank).

Cataluña#2,238complejo#2,242conexión#2,243consiste#2,244

Similar misspelling depth

Headwords with a similar count of attested misspellings (10 here; floor ≥5).

campeón10 variantsescucha10 variantsintenta10 variantsleyendo10 variants

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

Source: FrequencyWords open word-frequency list