decidieravsdecidieranWhich spelling fits?

Which to use

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

#20,642
“decidiera” frequency rank
#41,288
“decidieran” frequency rank
61930
confusion score

Side-by-Side Comparison

Feature decidiera decidieran
Definition Primera persona del singular (yo) del pretérito imperfecto de subjuntivo de decidir o de decidirse. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito imperfecto de subjuntivo de decidir o de decidirse.

Where the eye mixes decidiera and decidieran

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

9 ch
decidiera
10 ch
decidieran

Why the eye confuses decidiera with decidieran

A purely visual mix-up. decidiera ([d̪esiˈð̞jeɾa]) and decidieran ([d̪esiˈð̞jeɾãn]) 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) - “decidiera” sits inside “decidieran”. Our composite confusion score for this pair is 61930, derived from the frequency rank of both members and their visual similarity.

decidiera is recorded at frequency rank #20,642, classified as averb, pronounced [d̪esiˈð̞jeɾa]. decidieran is at rank #41,288, tagged as averb, pronounced [d̪esiˈð̞jeɾãn].

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 61930, this pair ranks #53,793 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of decidiera vs decidieran

Shared letters: acdeir. Private to "decidiera": -. Private to "decidieran": n.

"decidiera" · 9 letters · shape CVCVCVVCV  ·  "decidieran" · 10 letters · shape CVCVCVVCVC

Known mistypes of this pair

  • decidiera ← dceidiera · ddecidiera · deccidiera · decdiiera · deciddiera · decideira · decidiear · decidierra
  • decidieran ← dceidieran · ddecidieran · deccidieran · decdiieran · deciddieran · decideiran · decidiearn · decidierann

Frequently Asked Questions

Can "decidiera" and "decidieran" be used interchangeably?
No. They are said differently ([d̪esiˈð̞jeɾa] versus [d̪esiˈð̞jeɾãn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "decidiera" vs "decidieran" - which ranks higher?
"decidiera" is the more common of the two: it sits at frequency rank #20,642 in our Spanish list, against #41,288 for "decidieran". 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 "decidiera" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decidieran" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #53,793 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decidiera" and "decidieran" also get mixed up with nearby pairs, the highest-scored neighbour is "decidieran vs decidirán". 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 #53,793 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