malosvsmareosTell them apart

Quick tell: malos is a adjective, mareos is a noun, so they fill different roles in a sentence.

Which to use

“malos” is an adjective and “mareos” is a noun - they look or sound alike but fill different roles in a sentence.

#2,121
“malos” frequency rank
#33,224
“mareos” frequency rank
35345
confusion score

Side-by-Side Comparison

Feature malos mareos
Definition Forma del masculino plural de malo o mal. Forma del plural de mareo.

Where the eye mixes malos and mareos

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
malos
6 ch
mareos

Why the eye confuses malos with mareos

These two trip readers on the page rather than in the ear: malos is [ˈmalos] while mareos is [maˈɾeos]. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35345, derived from the frequency rank of both members and their visual similarity.

malos is recorded at frequency rank #2,121, classified as anadj, pronounced [ˈmalos]. mareos is at rank #33,224, tagged as anoun, pronounced [maˈɾeos].

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 35345, this pair ranks #186,594 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of malos vs mareos

Shared letters: amos. Private to "malos": l. Private to "mareos": er.

"malos" · 5 letters · shape CVCVC  ·  "mareos" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • malosamlos · mallos · maloss · malso · maols · mlaos · mmalos
  • mareosamreos · maeros · mareoss · mareso · maroes · marreos · mmareos · mraeos

Frequently Asked Questions

Can "malos" and "mareos" be used interchangeably?
No - they are not even the same part of speech. "malos" is an adjective and "mareos" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "malos" or "mareos" show up more?
"malos" is the more common of the two: it sits at frequency rank #2,121 in our Spanish list, against #33,224 for "mareos". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Eye-level mix-up between "malos" and "mareos" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "malos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mareos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #186,594 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "malos" and "mareos" also get mixed up with nearby pairs, the highest-scored neighbour is "makes vs mareos". 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 #186,594 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