uno
[ˈuno]
The verdict
“uno” is in the everyday core of Spanish, ranked #77 in Spanish word frequency and used as a numeral.
- #77
- frequency rank, Spanish
- 3
- letters
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - La cantidad de una cosa solitaria (a saber, sin otros).
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | uno |
| Language | Spanish |
| Part of speech | Numeral |
| IPA | [ˈuno] |
| Letters | 3 |
| Frequency rank | #77 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “uno” sits in Spanish frequency
Spelling & Dictionary Insight
The Spanish entry for uno is 3 letters long, classified as a numeral, and transcribed in the International Phonetic Alphabet as [ˈuno]. Corpus data places it at rank #77 in overall Spanish word frequency, putting it firmly in the everyday core of the language. The dominant gloss from Wiktionary reads: "La cantidad de una cosa solitaria (a saber, sin otros).".
The misspelling generator found no plausible variants for uno, suggesting the orthography follows predictable Spanish patterns. It also participates in 20 confusable-pair relationships, "us", "up", "ur", and more, where similar look or sound leads writers to substitute one word for another in context.
This headword's origin isn't recorded in our source data, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Spanish form is uno, spelled U-N-O.
Definition
- 1La cantidad de una cosa solitaria (a saber, sin otros).
This word in other languages
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
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Using “uno”
The practical upshot for anyone who landed here from a spell-check.
- The one correct Spanish spelling is U-N-O - every other letter order is a misspelling in standard orthography.
- Say it as [ˈuno] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “us” - see the side-by-side comparison. uno vs us
- 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.