rápidavsrápidasTell them apart

Which to use

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

#2,578
“rápida” frequency rank
#12,246
“rápidas” frequency rank
14824
confusion score

Side-by-Side Comparison

Feature rápida rápidas
Definition Forma del femenino singular de rápido. Forma del femenino plural de rápido.

Where the eye mixes rápida and rápidas

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. rápida runs 6 letters (CVCVCV) against rápidas's 7 (CVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
rápida
7 ch
rápidas

Why the eye confuses rápida with rápidas

A purely visual mix-up. rápida ([ˈrapið̞a]) and rápidas ([ˈrapið̞as]) 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) - “rápida” sits inside “rápidas”. Our composite confusion score for this pair is 14824, derived from the frequency rank of both members and their visual similarity.

rápida is recorded at frequency rank #2,578, classified as anadj, pronounced [ˈrapið̞a]. rápidas is at rank #12,246, tagged as anadj, pronounced [ˈrapið̞as].

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 14824, this pair ranks #282,586 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of rápida vs rápidas

Shared letters: adiprá. Private to "rápida": -. Private to "rápidas": s.

"rápida" · 6 letters · shape CVCVCV  ·  "rápidas" · 7 letters · shape CVCVCVC

Frequently Asked Questions

Can "rápida" and "rápidas" be used interchangeably?
No. They are said differently ([ˈrapið̞a] versus [ˈrapið̞as]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "rápida" or "rápidas" show up more?
"rápida" is the more common of the two: it sits at frequency rank #2,578 in our Spanish list, against #12,246 for "rápidas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "rápida" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rápidas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #282,586 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "rápida" and "rápidas" also get mixed up with nearby pairs, the highest-scored neighbour is "rápidas vs rapiña". Nearby pair

Confusion rank #282,586 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