decididasvsdecididosTell them apart

Which to use

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

#44,679
“decididas” frequency rank
#20,948
“decididos” frequency rank
65627
confusion score

Side-by-Side Comparison

Feature decididas decididos
Definition Forma del femenino plural de decidido, participio de decidir. Forma del plural de decidido, participio de decidir.

Where the eye mixes decididas and decididos

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. decididas and decididos follow the identical consonant-vowel pattern (CVCVCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

9 ch
decididas
9 ch
decididos

Why the eye confuses decididas with decididos

A purely visual mix-up. decididas ([d̪esiˈð̞ið̞as]) and decididos ([d̪esiˈð̞ið̞os]) 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 a single letter - a in “decididas” becomes o in “decididos”. Our composite confusion score for this pair is 65627, derived from the frequency rank of both members and their visual similarity.

decididas is recorded at frequency rank #44,679, classified as aparticiple, pronounced [d̪esiˈð̞ið̞as]. decididos is at rank #20,948, tagged as aparticiple, pronounced [d̪esiˈð̞ið̞os].

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 65627, this pair ranks #42,101 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of decididas vs decididos

Shared letters: cdeis. Private to "decididas": a. Private to "decididos": o.

"decididas" · 9 letters · shape CVCVCVCVC  ·  "decididos" · 9 letters · shape CVCVCVCVC

Known mistypes of this pair

  • decididas ← dceididas · ddecididas · deccididas · decdiidas · deciddias · deciddidas · decidiads · decididass
  • decididos ← dceididos · ddecididos · deccididos · decdiidos · deciddidos · deciddios · decididdos · decididoss

Frequently Asked Questions

Is swapping "decididas" for "decididos" ever safe?
No. They are said differently ([d̪esiˈð̞ið̞as] versus [d̪esiˈð̞ið̞os]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "decididas" vs "decididos" - which ranks higher?
"decididos" is the more common of the two: it sits at frequency rank #20,948 in our Spanish list, against #44,679 for "decididas". 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 "decididas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decididos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #42,101 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decididas" and "decididos" also get mixed up with nearby pairs, the highest-scored neighbour is "decididas 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 #42,101 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