martillovsMurilloWhich spelling fits?

Quick tell: martillo is a noun, Murillo is a name, so they fill different roles in a sentence.

Which to use

“martillo” is a noun and “Murillo” is a name - they look or sound alike but fill different roles in a sentence.

#10,370
“martillo” frequency rank
#14,185
“Murillo” frequency rank
24555
confusion score

Side-by-Side Comparison

Feature martillo Murillo
Definition Herramienta para golpear, con forma de "T", de unos 30 cm. de largo, conformada por un mango y una cabeza pesada, utilizada normalmente para enterrar clavos. Apellido.

Where the eye mixes martillo and Murillo

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

8 ch
martillo
7 ch
Murillo

Why the eye confuses martillo with Murillo

These two trip readers on the page rather than in the ear: martillo is [maɾˈt̪iʝo] while Murillo is [muˈɾiʝo]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 24555, derived from the frequency rank of both members and their visual similarity.

martillo is recorded at frequency rank #10,370, classified as anoun, pronounced [maɾˈt̪iʝo]. Murillo is at rank #14,185, tagged as aname, pronounced [muˈɾiʝo].

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 24555, this pair ranks #240,602 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of martillo vs Murillo

Shared letters: ilmor. Private to "martillo": at. Private to "Murillo": u.

"martillo" · 8 letters · shape CVCCVCCV  ·  "Murillo" · 7 letters · shape CVCVCCV

Known mistypes of this pair

  • martilloamrtillo · maritllo · marrtillo · martilo · martilol · martlilo · marttillo · matrillo
  • Murillommurillo · mruillo · muirllo · murilo · murilol · murlilo · murrillo · umrillo

Frequently Asked Questions

Do "martillo" and "Murillo" mean the same thing in a sentence?
No - they are not even the same part of speech. "martillo" is a noun and "Murillo" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "martillo" or "Murillo"?
"martillo" is the more common of the two: it sits at frequency rank #10,370 in our Spanish list, against #14,185 for "Murillo". 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 "martillo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Murillo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #240,602 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "martillo" and "Murillo" also get mixed up with nearby pairs, the highest-scored neighbour is "Morillo vs Murillo". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #240,602 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