convulsiónvsconvulsionesWhat's the difference?

Which to use

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

#44,661
“convulsión” frequency rank
#21,953
“convulsiones” frequency rank
66614
confusion score

Side-by-Side Comparison

Feature convulsión convulsiones
Definition Contracción de los músculos de manera involuntaria. Forma del plural de convulsión.

Where the eye mixes convulsión and convulsiones

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. convulsión runs 10 letters (CVCCVCCVVC) against convulsiones's 12 (CVCCVCCVVCVC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
convulsión
12 ch
convulsiones

Why the eye confuses convulsión with convulsiones

A purely visual mix-up. convulsión ([kõmbulˈsjõn]) and convulsiones ([kõmbulˈsjones]) 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 2 letter(s) in length. Our composite confusion score for this pair is 66614, derived from the frequency rank of both members and their visual similarity.

convulsión is recorded at frequency rank #44,661, classified as anoun, pronounced [kõmbulˈsjõn]. convulsiones is at rank #21,953, tagged as anoun, pronounced [kõmbulˈsjones].

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 66614, this pair ranks #39,397 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of convulsión vs convulsiones

Shared letters: cilnosuv. Private to "convulsión": ó. Private to "convulsiones": e.

"convulsión" · 10 letters · shape CVCCVCCVVC  ·  "convulsiones" · 12 letters · shape CVCCVCCVVCVC

Known mistypes of this pair

  • convulsiones ← cconvulsiones · cnovulsiones · conbulsiones · connvulsiones · conuvlsiones · convlusiones · convulciones · convulisones

Frequently Asked Questions

Is swapping "convulsión" for "convulsiones" ever safe?
No. They are said differently ([kõmbulˈsjõn] versus [kõmbulˈsjones]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "convulsión" vs "convulsiones" - which ranks higher?
"convulsiones" is the more common of the two: it sits at frequency rank #21,953 in our Spanish list, against #44,661 for "convulsión". 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 "convulsión" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "convulsiones" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #39,397 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "convulsión" and "convulsiones" also get mixed up with nearby pairs, the highest-scored neighbour is "confusion vs convulsión". 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 #39,397 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