ocasionanvsocasionaronWhat's the difference?

Which to use

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

#39,891
“ocasionan” frequency rank
#42,051
“ocasionaron” frequency rank
81942
confusion score

Side-by-Side Comparison

Feature ocasionan ocasionaron
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de ocasionar. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de ocasionar.

Where the eye mixes ocasionan and ocasionaron

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. ocasionan runs 9 letters (VCVCVVCVC) against ocasionaron's 11 (VCVCVVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

9 ch
ocasionan
11 ch
ocasionaron

Visual trap between ocasionan and ocasionaron

A purely visual mix-up. ocasionan ([okaˈsjonãn]) and ocasionaron ([okasjoˈnaɾõn]) 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 81942, derived from the frequency rank of both members and their visual similarity.

ocasionan is recorded at frequency rank #39,891, classified as averb, pronounced [okaˈsjonãn]. ocasionaron is at rank #42,051, tagged as averb, pronounced [okasjoˈnaɾõn].

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 81942, this pair ranks #9,799 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of ocasionan vs ocasionaron

Shared letters: acinos. Private to "ocasionan": -. Private to "ocasionaron": r.

"ocasionan" · 9 letters · shape VCVCVVCVC  ·  "ocasionaron" · 11 letters · shape VCVCVVCVCVC

Known mistypes of this pair

  • ocasionan ← coasionan · oacsionan · ocacionan · ocaisonan · ocasinoan · ocasioann · ocasionann · ocasionnan
  • ocasionaron ← coasionaron · oacsionaron · ocacionaron · ocaisonaron · ocasinoaron · ocasioanron · ocasionaorn · ocasionarno

Frequently Asked Questions

Is swapping "ocasionan" for "ocasionaron" ever safe?
No. They are said differently ([okaˈsjonãn] versus [okasjoˈnaɾõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "ocasionan" or "ocasionaron"?
"ocasionan" is the more common of the two: it sits at frequency rank #39,891 in our Spanish list, against #42,051 for "ocasionaron". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "ocasionan" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ocasionaron" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #9,799 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ocasionan" and "ocasionaron" also get mixed up with nearby pairs, the highest-scored neighbour is "ocasionada vs ocasionan". 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 #9,799 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