unión

[uˈnjõn]

/[uˈnjõn]/ noun

The verdict

“unión” has 6 generated spelling variants in the Spanish index at frequency #904. The variants make it a useful spelling check.

#904
frequency rank, Spanish
448
“U” headwords
6
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Acción y efecto de unir o unirse.

Corpus desk

Index ES-union · unión · Spanish

unión · rank #904 · 6 variants · 20 confusables

  • FREQ-CORE #904
  • LEN-MID 5 letters
  • VOW-3 3 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 6 variants
  • BOOK-MID 448
  • PHOTO-FINISH televisión

Nearest frequency peer: televisión (-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 “unión”

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

corpus weight

What this shows “unión” 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).

unión vs uno
40% similar
unión vs unos
40% similar
unión vs unit
60% similar

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

Key facts for unión
PropertyValue
Headwordunión
LanguageSpanish
Part of speechNoun
IPA[uˈnjõn]
Letters5
Frequency rank#904
Misspellings tracked6
Confusable pairs20
SourceWiktionary (kaikki.org)

Frecuencia del imán ortográfico “unión”

De izquierda a derecha: las pocas palabras que cargan el habla diaria, luego la cola larga casi invisible.unióncae 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 “televisión” (#903), “vía” (#905), “pudo” (#902). Entre 448 lemas con “U”, “unión” va en #904. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 6 spelling variants around unión (IPA [uˈnjõn]), anoun. Corpus frequency is #904 among 448 “U” headwords. Wiktionary lists 17 senses, so context still picks the gloss.

Our generated misspelling index lists 6 likely wrong-spelling variants for unión, with forms such as "nuión", "uinón", and "uninó". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "uno", "unos", "unit", and more, where similar look or sound leads writers to substitute one word for another in context.

Wiktionary doesn't record an etymology for this headword, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct Spanish form is unión, spelled U-N-I-Ó-N.

Definition

  1. 1
    Acción y efecto de unir o unirse.
  2. 2
    Juntura de una cosa con otra.
  3. 3
    En teoría de conjuntos, operación que, a partir de dos conjuntos, devuelve un nuevo conjunto que contiene todos y cada uno de los elementos de los conjuntos originales, pero ningún otro elemento.
  4. 4
    La consolidación de los labios de una herida.
  5. 5
    Composición perfecta y uniforme de una cosa.
  6. 6
    Lisura
  7. 7
    Trabazón.
  8. 8
    Conformidad, concordancia.
  9. 9
    Casamiento.
  10. 10
    Perla semejante a otra.
  11. 11
    Semejanza de una perla con otra.
  12. 12
    Composición que resulta de la mezcla de varias sustancias entre sí.
  13. 13
    Alianza.
  14. 14
    Sortija compuesta de dos enlazadas entre sí.
  15. 15
    Inmediación de una cosa con otras.
  16. 16
    Grado de perfección espiritual en que el alma, desasida de toda criatura, se une con su Criador por la caridad, de suerte que sólo aspira a cumplir en todo la voluntad divina.
  17. 17
    Agregación o incorporación de un beneficio o prebenda eclesiástica a otra, en manos muertas.

Recorded use

Wiktionary example

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

  1. Quedaría muy clara la unión en la Corona de diferentes entidades —antes reinos.

Synonyms

This word in other languages

Common misspellings

Also misspelled as:

  • nuión
  • uinón
  • uninó
  • uniónn
  • unnión
  • unóin

Misspelling Pattern Breakdown

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

nuión2uinón2uninó2uniónn1unnión1unóin2
Edit distance from "unión"

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 "unión"?
"unión" is spelled U-N-I-Ó-N. The IPA pronunciation is [uˈnjõn].
What does "unión" mean?
As a noun, "unión" means: Acción y efecto de unir o unirse.
What words are commonly confused with "unión"?
"unión" is commonly confused with "uno", "unos", "unit". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "unión"?
The IPA (International Phonetic Alphabet) transcription for "unión" is [uˈnjõn]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "unión" come from?
"unión" 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 "unión", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 5 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (6 here; floor ≥5).

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

Source: FrequencyWords open word-frequency list