decididovsdecidoTell them apart

Quick tell: decidido is a adjective, decido is a verb, so they fill different roles in a sentence.

Which to use

“decidido” is an adjective and “decido” is a verb - they look or sound alike but fill different roles in a sentence.

#2,392
“decidido” frequency rank
#13,433
“decido” frequency rank
15825
confusion score

Side-by-Side Comparison

Feature decidido decido
Definition Resuelto, terminante. Primera persona del singular (yo) del presente de indicativo de decidir o de decidirse.

Where the eye mixes decidido and decido

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. decidido runs 8 letters (CVCVCVCV) against decido's 6 (CVCVCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
decidido
6 ch
decido

Look-alike desk: decidido vs decido

These two trip readers on the page rather than in the ear: decidido is [d̪esiˈð̞ið̞o] while decido is [d̪eˈsið̞o]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 15825, derived from the frequency rank of both members and their visual similarity.

decidido is recorded at frequency rank #2,392, classified as anadj, pronounced [d̪esiˈð̞ið̞o]. 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 15825, this pair ranks #278,638 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of decidido vs decido

Shared letters: cdeio. Private to "decidido": -. Private to "decido": -.

"decidido" · 8 letters · shape CVCVCVCV  ·  "decido" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • decidido ← dceidido · ddecidido · deccidido · decdiido · deciddido · deciddio · decididdo · decidiod
  • decido ← dceido · ddecido · deccido · decdio · deciddo · deciod · deicdo · desido

Frequently Asked Questions

Is swapping "decidido" for "decido" ever safe?
No - they are not even the same part of speech. "decidido" is an adjective and "decido" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "decidido" or "decido" show up more?
"decidido" is the more common of the two: it sits at frequency rank #2,392 in our Spanish list, against #13,433 for "decido". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "decidido" and "decido" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "decidido" 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 #278,638 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decidido" and "decido" also get mixed up with nearby pairs, the highest-scored neighbour is "decaído vs decido". 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 #278,638 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