madvsmíoWhat's the difference?

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

Which to use

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

#14,642
“mad” frequency rank
#1,684
“mío” frequency rank
16326
confusion score

Side-by-Side Comparison

Feature mad mío
Definition Grafía alternativa de mat. Pronombre posesivo de la primera persona (yo). Se refiere a lo que es propio o pertenece a mí.

Where the eye mixes mad and mío

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
mad
3 ch
mío

Why the eye confuses mad with mío

These two trip readers on the page rather than in the ear: mad is /ˈmɑːt/ while mío is [ˈmio]. 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 (adjective vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 16326, derived from the frequency rank of both members and their visual similarity.

mad is recorded at frequency rank #14,642, classified as anadj, pronounced /ˈmɑːt/. mío is at rank #1,684, tagged as apron, pronounced [ˈmio].

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 16326, this pair ranks #276,629 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of mad vs mío

Shared letters: m. Private to "mad": ad. Private to "mío": .

"mad" · 3 letters · shape CVC  ·  "mío" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "mad" for "mío" ever safe?
No - they are not even the same part of speech. "mad" is an adjective and "mío" a pronoun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "mad" vs "mío" - which ranks higher?
"mío" is the more common of the two: it sits at frequency rank #1,684 in our Spanish list, against #14,642 for "mad". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "mad" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mío" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #276,629 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mad" and "mío" also get mixed up with nearby pairs, the highest-scored neighbour is "mad vs mur". Nearby pair

Confusion rank #276,629 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