acústicasvsacústicoWhich spelling fits?

Which to use

“acústicas” and “acústico” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#42,777
“acústicas” frequency rank
#22,558
“acústico” frequency rank
65335
confusion score

Side-by-Side Comparison

Feature acústicas acústico
Definition Forma del femenino plural de acústico. Perteneciente o relacionado con la audición.

Where the eye mixes acústicas and acústico

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. acústicas runs 9 letters (VCVCCVCVC) against acústico's 8 (VCVCCVCV) - the length gap alone is often enough to separate them once you know to check it.

9 ch
acústicas
8 ch
acústico

Why the eye confuses acústicas with acústico

A purely visual mix-up. acústicas ([aˈkust̪ikas]) and acústico ([aˈkust̪iko]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 65335, derived from the frequency rank of both members and their visual similarity.

acústicas is recorded at frequency rank #42,777, classified as anadj, pronounced [aˈkust̪ikas]. acústico is at rank #22,558, tagged as anadj, pronounced [aˈkust̪iko].

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 65335, this pair ranks #42,959 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of acústicas vs acústico

Shared letters: acistú. Private to "acústicas": -. Private to "acústico": o.

"acústicas" · 9 letters · shape VCVCCVCVC  ·  "acústico" · 8 letters · shape VCVCCVCV

Frequently Asked Questions

Can "acústicas" and "acústico" be used interchangeably?
No. They are said differently ([aˈkust̪ikas] versus [aˈkust̪iko]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "acústicas" or "acústico" show up more?
"acústico" is the more common of the two: it sits at frequency rank #22,558 in our Spanish list, against #42,777 for "acústicas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "acústicas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "acústico" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #42,959 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "acústicas" and "acústico" also get mixed up with nearby pairs, the highest-scored neighbour is "acústicas vs acústicos". Nearby pair

Confusion rank #42,959 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