básicavsbásicasTell them apart

Which to use

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

#3,305
“básica” frequency rank
#4,861
“básicas” frequency rank
8166
confusion score

Side-by-Side Comparison

Feature básica básicas
Definition Forma del femenino de básico. Forma del femenino plural de básico.

Where the eye mixes básica and básicas

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

6 ch
básica
7 ch
básicas

Why the eye confuses básica with básicas

A purely visual mix-up. básica ([ˈbasika]) and básicas ([ˈbasikas]) 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 extra letter(s) - “básica” sits inside “básicas”. Our composite confusion score for this pair is 8166, derived from the frequency rank of both members and their visual similarity.

básica is recorded at frequency rank #3,305, classified as anadj, pronounced [ˈbasika]. básicas is at rank #4,861, tagged as anadj, pronounced [ˈbasikas].

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 8166, this pair ranks #305,798 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of básica vs básicas

Shared letters: abcisá. Private to "básica": -. Private to "básicas": -.

"básica" · 6 letters · shape CVCVCV  ·  "básicas" · 7 letters · shape CVCVCVC

Frequently Asked Questions

Can "básica" and "básicas" be used interchangeably?
No. They are said differently ([ˈbasika] versus [ˈbasikas]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "básica" vs "básicas" - which ranks higher?
"básica" is the more common of the two: it sits at frequency rank #3,305 in our Spanish list, against #4,861 for "básicas". 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 "básica" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "básicas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #305,798 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "básica" and "básicas" also get mixed up with nearby pairs, the highest-scored neighbour is "basas vs básicas". Nearby pair

Confusion rank #305,798 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