decívsdecidoTell them apart

Which to use

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

#42,935
“decí” frequency rank
#13,433
“decido” frequency rank
56368
confusion score

Side-by-Side Comparison

Feature decí decido
Definition Segunda persona del singular (vos) del imperativo afirmativo de decir. Primera persona del singular (yo) del presente de indicativo de decidir o de decidirse.

Where the eye mixes decí and decido

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
decí
6 ch
decido

Look-alike desk: decí vs decido

A purely visual mix-up. decí ([d̪eˈsi]) and decido ([d̪eˈsið̞o]) 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 2 letter(s) in length. Our composite confusion score for this pair is 56368, derived from the frequency rank of both members and their visual similarity.

decí is recorded at frequency rank #42,935, classified as averb, pronounced [d̪eˈsi]. decido is at rank #13,433, tagged as averb, pronounced [d̪eˈsið̞o].

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 56368, this pair ranks #74,907 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of decí vs decido

Shared letters: cde. Private to "decí": í. Private to "decido": io.

"decí" · 4 letters · shape CVCV  ·  "decido" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • decidodceido · ddecido · deccido · decdio · deciddo · deciod · deicdo · desido

Frequently Asked Questions

Can "decí" and "decido" be used interchangeably?
No. They are said differently ([d̪eˈsi] versus [d̪eˈsið̞o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "decí" vs "decido" - which ranks higher?
"decido" is the more common of the two: it sits at frequency rank #13,433 in our Spanish list, against #42,935 for "decí". 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 "decí" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "decido" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #74,907 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decí" and "decido" also get mixed up with nearby pairs, the highest-scored neighbour is "decí 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 #74,907 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