mu
[ˈmu]
The verdict
“mu” sits in 20 confusable pairs (corpus #9,685) as a noun. The look-alike neighbours are the real trap.
- #9,685
- frequency rank, Spanish
- 3,868
- “M” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Onomatopeya del mugido o bramido de un bovino.
Corpus desk
Index ES-mu · mu · Spanish
mu · rank #9,685 · 0 variants · 20 confusables
- FREQ-COMMON #9,685
- LEN-SHORT 2 letters
- VOW-1 1 vowel
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 3,868
- PHOTO-FINISH movida
Nearest frequency peer: movida (-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.
Frequency neighbourhood for “mu”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- Moisés
Moisés
90,319 corpus weight
- montado
montado
90,318 corpus weight
- movida
movida
90,317 corpus weight
- mu
mu
90,316 corpus weight
- Napoleón
Napoleón
90,315 corpus weight
- narices
narices
90,314 corpus weight
What this shows Bars show where “mu” sits against the nearest ranked Spanish headwords in the FrequencyWords band, not a reprint of letter-browse containment.
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 | mu |
| Language | Spanish |
| Part of speech | Noun |
| IPA | [ˈmu] |
| Letters | 2 |
| Frequency rank | #9,685 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “mu” sits in Spanish frequency
Easy to mix with look-alikes
The spelling risk for mu is neighbouring look-alikes ("my", "muy", …), not just typos; it is anoun pronounced [ˈmu]. Frequency #9,685 among 3,868 “M” headwords. 2 recorded senses keep meaning in play.
mu has no tracked misspelling variants, which points to an orthography that plays by predictable Spanish rules. It also participates in 20 confusable-pair relationships, "my", "muy", "mun", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Wiktionary doesn't record an etymology for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Spanish form is mu, spelled M-U.
Definition
- 1Onomatopeya del mugido o bramido de un bovino.
- 2Mugido.
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.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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What to do next
You've looked up "mu". Here's where to go from here.
- "mu" maps to 20 confusable pairs in this vintage; the highest-scored is "my". View pair
- Usage frequency rank #9,685 among Spanish headwords in this corpus. Corpus statistics
- Browse more Spanish words in the "M" letter cohort. M–Z browse
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.
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.