casa

[ˈkasa]

/[ˈkasa]/ noun

The verdict

“casa” is in the everyday core of Spanish, ranked #136 in Spanish word frequency and used as a noun.

#136
frequency rank, Spanish
4
letters
5
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Edificación destinada a vivienda.

Visual similarity to commonly confused words

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

casa vs cat
50% similar
casa vs cha
50% similar
casa vs cis
50% similar

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

Key facts for casa
PropertyValue
Headwordcasa
LanguageSpanish
Part of speechNoun
IPA[ˈkasa]
Letters4
Frequency rank#136
Misspellings tracked5
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “casa” sits in Spanish frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). casa lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The Spanish entry for casa is 4 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as [ˈkasa]. Corpus data places it at rank #136 in overall Spanish word frequency, putting it firmly in the everyday core of the language. Wiktionary records 15 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 5 likely wrong-spelling variants for casa, with forms such as "acsa", "caas", and "cassa". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "cat", "cha", "cis", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

No documented word history exists for this headword, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct Spanish form is casa, spelled C-A-S-A.

Definition

  1. 1
    Edificación destinada a vivienda.
  2. 2
    Domicilio.
  3. 3
    Piso, departamento o local que, aunque no constituya una edificación entera, tiene las dependencias mínimas para que lo habite una familia, un grupo de personas o una persona sola.
  4. 4
    Cualquier tipo de alojamiento, sea obra de albañilería, choza o cabaña, que se destina a ese fin.
  5. 5
    Descendencia o linaje que tiene un mismo apellido, y viene del mismo origen.
  6. 6
    Conjunto de hijos y domésticos que componen una familia.
  7. 7
    Establecimiento comercial o cualquiera de sus sucursales.
  8. 8
    Cada una de las 12 divisiones de la esfera celeste tomando como base la línea del horizonte, y que representan un aspecto de un signo zodiacal.
  9. 9
    Estados y rentas de un señor.
  10. 10
    En el juego del ajedrez, en el de las damas y en otros, cada uno de los cuadros en que está dividido el tablero.
  11. 11
    En el juego de tablas reales, cada uno de los semicírculos cortados en la misma madera a los dos lados del tablero, en donde se van colocando las piezas para ocupar las casas según la suerte de los dados.
  12. 12
    espacio dividido por una raya a la cabecera de la mesa, desde el cual juega el que tiene bola en mano.
  13. 13
    Lugar, casería.
  14. 14
    Símbolo de hospitalidad, en heráldica, pintada de frente o de perfil.
  15. 15
    Convento.

Synonyms

This word in other languages

Common misspellings

Also misspelled as: acsa,caas,cassa,ccasa,csaa

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of casa - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

acsa2caas2cassa1ccasa1csaa2
Edit distance from "casa"

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 "casa"?
"casa" is spelled C-A-S-A. The IPA pronunciation is [ˈkasa].
What does "casa" mean?
As a noun, "casa" means: Edificación destinada a vivienda.
What words are commonly confused with "casa"?
"casa" is commonly confused with "cat", "cha", "cis". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "casa"?
The IPA (International Phonetic Alphabet) transcription for "casa" is [ˈkasa]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "casa" come from?
"casa" is a Spanish word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.

Using “casa”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Spanish spelling is C-A-S-A - every other letter order is a misspelling in standard orthography.
  • Say it as [ˈkasa] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “cat” - see the side-by-side comparison. casa vs cat
  • Browse more Spanish words and confusable pairs in the same reference. Spanish words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list