decaevsdecíanWhich spelling fits?

Which to use

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

#48,929
“decae” frequency rank
#3,909
“decían” frequency rank
52838
confusion score

Side-by-Side Comparison

Feature decae decían
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de decaer. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito imperfecto de indicativo de decir.

Where the eye mixes decae and decían

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. decae runs 5 letters (CVCVV) against decían's 6 (CVCVVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
decae
6 ch
decían

Look-alike desk: decae vs decían

A purely visual mix-up. decae ([d̪eˈkae]) and decían ([d̪eˈsiãn]) 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 letter(s) in length. Our composite confusion score for this pair is 52838, derived from the frequency rank of both members and their visual similarity.

decae is recorded at frequency rank #48,929, classified as averb, pronounced [d̪eˈkae]. decían is at rank #3,909, tagged as averb, pronounced [d̪eˈsiãn].

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 52838, this pair ranks #90,758 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of decae vs decían

Shared letters: acde. Private to "decae": -. Private to "decían": ní.

"decae" · 5 letters · shape CVCVV  ·  "decían" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • decae ← dceae · ddecae · deace · deccae · edcae

Frequently Asked Questions

Is swapping "decae" for "decían" ever safe?
No. They are said differently ([d̪eˈkae] versus [d̪eˈsiãn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "decae" vs "decían" - which ranks higher?
"decían" is the more common of the two: it sits at frequency rank #3,909 in our Spanish list, against #48,929 for "decae". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "decae" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decían" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #90,758 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decae" and "decían" also get mixed up with nearby pairs, the highest-scored neighbour is "decae vs Deva". 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 #90,758 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