decaervsdecirWhat's the difference?

Which to use

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

#38,625
“decaer” frequency rank
#131
“decir” frequency rank
38756
confusion score

Side-by-Side Comparison

Feature decaer decir
Definition Perder algo o alguien su fuerza, intensidad o valor. Manifestar con palabras el pensamiento.

Where the eye mixes decaer and decir

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

6 ch
decaer
5 ch
decir

Visual trap between decaer and decir

A purely visual mix-up. decaer ([d̪ekaˈeɾ]) and decir ([d̪eˈsiɾ]) 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 38756, derived from the frequency rank of both members and their visual similarity.

decaer is recorded at frequency rank #38,625, classified as averb, pronounced [d̪ekaˈeɾ]. decir is at rank #131, tagged as averb, pronounced [d̪eˈsiɾ].

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 38756, this pair ranks #168,250 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of decaer vs decir

Shared letters: cder. Private to "decaer": a. Private to "decir": i.

"decaer" · 6 letters · shape CVCVVC  ·  "decir" · 5 letters · shape CVCVC

Known mistypes of this pair

  • decaer ← dceaer · ddecaer · deacer · decaerr · decare · deccaer · edcaer
  • decir ← dceir · ddecir · deccir · decirr · decri · deicr · desir · edcir

Frequently Asked Questions

Can "decaer" and "decir" be used interchangeably?
No. They are said differently ([d̪ekaˈeɾ] versus [d̪eˈsiɾ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "decaer" vs "decir" - which ranks higher?
"decir" is the more common of the two: it sits at frequency rank #131 in our Spanish list, against #38,625 for "decaer". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "decaer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decir" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #168,250 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decaer" and "decir" also get mixed up with nearby pairs, the highest-scored neighbour is "decae vs decaer". 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 #168,250 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