míovsmouWhat's the difference?

Quick tell: mío is a pronoun, mou is an adjective, so they fill different roles in a sentence.

Which to use

“mío” is a pronoun and “mou” is an adjective - they look or sound alike but fill different roles in a sentence.

#1,684
“mío” frequency rank
#46,072
“mou” frequency rank
47756
confusion score

Side-by-Side Comparison

Feature mío mou
Definition Pronombre posesivo de la primera persona (yo). Se refiere a lo que es propio o pertenece a mí. Blando.

Where the eye mixes mío and mou

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
mío
3 ch
mou

Visual trap between mío and mou

These two trip readers on the page rather than in the ear: mío is [ˈmio] while mou is [mu]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (pronoun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 47756, derived from the frequency rank of both members and their visual similarity.

mío is recorded at frequency rank #1,684, classified as apron, pronounced [ˈmio]. mou is at rank #46,072, tagged as anadj, pronounced [mu].

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 47756, this pair ranks #118,303 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mío vs mou

Shared letters: mo. Private to "mío": í. Private to "mou": u.

"mío" · 3 letters · shape CVV  ·  "mou" · 3 letters · shape CVV

Frequently Asked Questions

Do "mío" and "mou" mean the same thing in a sentence?
No - they are not even the same part of speech. "mío" is a pronoun and "mou" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "mío" or "mou"?
"mío" is the more common of the two: it sits at frequency rank #1,684 in our Spanish list, against #46,072 for "mou". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "mío" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mou" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #118,303 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mío" and "mou" also get mixed up with nearby pairs, the highest-scored neighbour is "mou vs mur". Nearby pair

Confusion rank #118,303 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list