decidanvsdecidasWhich spelling fits?

Which to use

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

#16,069
“decidan” frequency rank
#21,965
“decidas” frequency rank
38034
confusion score

Side-by-Side Comparison

Feature decidan decidas
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de subjuntivo de decidir o de decidirse. Segunda persona del singular (tú) del presente de subjuntivo de decidir o de decidirse.

Where the eye mixes decidan and decidas

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. decidan and decidas follow the identical consonant-vowel pattern (CVCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
decidan
7 ch
decidas

Visual trap between decidan and decidas

A purely visual mix-up. decidan ([d̪eˈsið̞ãn]) and decidas ([d̪eˈsið̞as]) 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 - n in “decidan” becomes s in “decidas”. Our composite confusion score for this pair is 38034, derived from the frequency rank of both members and their visual similarity.

decidan is recorded at frequency rank #16,069, classified as averb, pronounced [d̪eˈsið̞ãn]. decidas is at rank #21,965, tagged as averb, pronounced [d̪eˈsið̞as].

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 38034, this pair ranks #172,176 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of decidan vs decidas

Shared letters: acdei. Private to "decidan": n. Private to "decidas": s.

"decidan" · 7 letters · shape CVCVCVC  ·  "decidas" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • decidan ← dceidan · ddecidan · deccidan · decdian · deciadn · decidann · deciddan · decidna
  • decidas ← dceidas · ddecidas · deccidas · decdias · deciads · decidass · deciddas · decidsa

Frequently Asked Questions

Do "decidan" and "decidas" mean the same thing in a sentence?
No. They are said differently ([d̪eˈsið̞ãn] versus [d̪eˈsið̞as]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "decidan" vs "decidas" - which ranks higher?
"decidan" is the more common of the two: it sits at frequency rank #16,069 in our Spanish list, against #21,965 for "decidas". 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 "decidan" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decidas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #172,176 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decidan" and "decidas" also get mixed up with nearby pairs, the highest-scored neighbour is "decidas vs decididas". 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 #172,176 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