union

\y.njɔ̃\

/\y.njɔ̃\/ noun

The verdict

“union” is in the everyday core of French, ranked #858 in French word frequency and used as a noun.

#858
frequency rank, French
5
letters
6
tracked misspellings
15
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Opérateur de la théorie des ensembles, qui regroupe au sein d'un même ensemble les éléments de deux ensembles. Désigne également l'opération (le fait d'unir deux ensembles) ainsi que le résultat de...

Visual similarity to commonly confused words

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

union vs Uno
40% similar
union vs unis
60% similar
union vs unir
60% similar

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

Key facts for union
PropertyValue
Headwordunion
LanguageFrench
Part of speechNoun
IPA\y.njɔ̃\
Letters5
Frequency rank#858
Misspellings tracked6
Confusable pairs15
SourceWiktionary (kaikki.org)

Where “union” sits in French 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). union 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 French entry for union is 5 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as \y.njɔ̃\. Corpus data places it at rank #858 in overall French word frequency, putting it firmly in the everyday core of the language. Wiktionary records 8 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 6 likely wrong-spelling variants for union, with forms such as "nuion", "uinon", and "unino". 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 15 confusable-pair relationships, "Uno", "unis", "unir", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

This headword's origin isn't recorded in our source data, so its spelling is best read as a straightforward mapping from sound to letter. The correct French form is union, spelled U-N-I-O-N.

Definition

  1. 1
    Opérateur de la théorie des ensembles, qui regroupe au sein d'un même ensemble les éléments de deux ensembles. Désigne également l'opération (le fait d'unir deux ensembles) ainsi que le résultat de cette opération, c'est-à-dire l'ensemble contenant tous les éléments appartenant à deux autres ensembles.
  2. 2
    Liaison établie entre deux ou plusieurs choses de manière qu’elles ne forment qu’un seul tout.
  3. 3
    Concorde, bonne intelligence, liaison étroite, conformité d’efforts.
  4. 4
    Mariage.
  5. 5
    Rapport sexuel.
  6. 6
    Jonction de deux ou de plusieurs choses qui de leur nature étaient séparées.
  7. 7
    Groupement d’individus, de sociétés ou de collectivités qui s’associent en vue d’un certain but.
  8. 8
    Rare, l'Union européenne

Synonyms

Antonyms

This word in other languages

Common misspellings

Also misspelled as: nuion,uinon,unino,unionn,unnion,unoin

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of union - 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.

nuion2uinon2unino2unionn1unnion1unoin2
Edit distance from "union"

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 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "union"?
"union" is spelled U-N-I-O-N. The IPA pronunciation is \y.njɔ̃\.
What does "union" mean?
As a noun, "union" means: Opérateur de la théorie des ensembles, qui regroupe au sein d'un même ensemble les éléments de deux ensembles. Désigne également l'opération (le fait d'unir deux ensembles) ainsi que le résultat de...
What words are commonly confused with "union"?
"union" is commonly confused with "Uno", "unis", "unir". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "union"?
The IPA (International Phonetic Alphabet) transcription for "union" is \y.njɔ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "union" come from?
"union" is a French 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 “union”

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

  • The one correct French spelling is U-N-I-O-N - every other letter order is a misspelling in standard orthography.
  • Say it as \y.njɔ̃\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “Uno” - see the side-by-side comparison. union vs Uno
  • Browse more French words and confusable pairs in the same reference. French 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