koi

[ˈkoj]

/[ˈkoj]/ noun

The verdict

“koi” is uncommon Spanish (frequency #63,938 among 248 “K” headwords), classed as a noun. The kind of spelling people second-guess.

#63,938
frequency rank, Spanish
248
“K” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - (Cyprinus carpio koi) Cualquiera de las subespecies de la carpa que fueron desarrolladas en Asia por selección. Son los peces ornamentales más difundidos en estanques de jardines privados y parques...

Corpus desk

Index ES-koi · koi · Spanish

koi · rank #63,938 · 0 variants · 0 confusables

  • FREQ-RARE #63,938
  • LEN-MID 3 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 248
  • PHOTO-FINISH known

Nearest frequency peer: known (-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.

Rangos de cola larga cerca de “koi”

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 “koi” se sitúa frente a rangos españoles igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for koi
PropertyValue
Headwordkoi
LanguageSpanish
Part of speechNoun
IPA[ˈkoj]
Letters3
Frequency rank#63,938
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “koi” en español

Esta escala corre desde el núcleo del español cotidiano (izquierda) hasta el rastro de formas rara vez usadas (derecha).koicae 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: “known” (#63,937), “klara” (#63,936), “Kursk” (#63,940). Entre 248 lemas con “K”, “koi” va en #63,938. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

koi is uncommon Spanish at frequency #63,938 among 248 “K” headwords, classed as anoun, transcribed [ˈkoj]. Rarity is why readers land here mid-draft. Gloss: "(Cyprinus carpio koi) Cualquiera de las subespecies de la carpa que fueron desarrolladas en Asia por selección. Son los peces ornamentales más difundidos en estanques de jardines privados y parques...".

We couldn't generate a plausible misspelling set for koi, suggesting the orthography follows predictable Spanish patterns. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No documented word history exists for this headword, so its spelling is best read as a straightforward mapping from sound to letter. The correct Spanish form is koi, spelled K-O-I.

Definition

  1. 1
    (Cyprinus carpio koi) Cualquiera de las subespecies de la carpa que fueron desarrolladas en Asia por selección. Son los peces ornamentales más difundidos en estanques de jardines privados y parques públicos de todo el mundo.

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 "koi"?
"koi" is spelled K-O-I. The IPA pronunciation is [ˈkoj].
What does "koi" mean?
As a noun, "koi" means: (Cyprinus carpio koi) Cualquiera de las subespecies de la carpa que fueron desarrolladas en Asia por selección. Son los peces ornamentales más difundidos en estanques de jardines privados y parques...
How do you pronounce "koi"?
The IPA (International Phonetic Alphabet) transcription for "koi" is [ˈkoj]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "koi" come from?
"koi" 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 "koi", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list