mayúsculavsmayúsculasConfusable pair

Quick tell: mayúscula is a noun, mayúsculas is an adjective, so they fill different roles in a sentence.

Which to use

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

#20,121
“mayúscula” frequency rank
#16,154
“mayúsculas” frequency rank
36275
confusion score

Side-by-Side Comparison

Feature mayúscula mayúsculas
Definition Letra que se escribe más grande y generalmente con diferente forma. Forma del femenino plural de mayúsculo.

Where the eye mixes mayúscula and mayúsculas

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. mayúscula runs 9 letters (CVVVCCVCV) against mayúsculas's 10 (CVVVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
mayúscula
10 ch
mayúsculas

Look-alike desk: mayúscula vs mayúsculas

These two trip readers on the page rather than in the ear: mayúscula is [maˈʝuskula] while mayúsculas is [maˈʝuskulas]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “mayúscula” sits inside “mayúsculas”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 36275, derived from the frequency rank of both members and their visual similarity.

mayúscula is recorded at frequency rank #20,121, classified as anoun, pronounced [maˈʝuskula]. mayúsculas is at rank #16,154, tagged as anadj, pronounced [maˈʝuskulas].

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 36275, this pair ranks #181,485 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of mayúscula vs mayúsculas

Shared letters: aclmsuyú. Private to "mayúscula": -. Private to "mayúsculas": -.

"mayúscula" · 9 letters · shape CVVVCCVCV  ·  "mayúsculas" · 10 letters · shape CVVVCCVCVC

Frequently Asked Questions

Can "mayúscula" and "mayúsculas" be used interchangeably?
No - they are not even the same part of speech. "mayúscula" is a noun and "mayúsculas" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "mayúscula" or "mayúsculas" show up more?
"mayúsculas" is the more common of the two: it sits at frequency rank #16,154 in our Spanish list, against #20,121 for "mayúscula". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "mayúscula" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mayúsculas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #181,485 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mayúscula" and "mayúsculas" also get mixed up with nearby pairs, the highest-scored neighbour is "mayúsculas vs minúsculas". Nearby pair

Confusion rank #181,485 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