decididovsdecidiendoWhich spelling fits?

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

Which to use

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

#2,392
“decidido” frequency rank
#25,211
“decidiendo” frequency rank
27603
confusion score

Side-by-Side Comparison

Feature decidido decidiendo
Definition Resuelto, terminante. Gerundio de decidir.

Where the eye mixes decidido and decidiendo

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. decidido runs 8 letters (CVCVCVCV) against decidiendo's 10 (CVCVCVVCCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
decidido
10 ch
decidiendo

Look-alike desk: decidido vs decidiendo

These two trip readers on the page rather than in the ear: decidido is [d̪esiˈð̞ið̞o] while decidiendo is [d̪esiˈð̞jẽn̪d̪o]. 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 27603, 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]. decidiendo is at rank #25,211, tagged as averb, pronounced [d̪esiˈð̞jẽn̪d̪o].

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 27603, this pair ranks #226,011 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of decidido vs decidiendo

Shared letters: cdeio. Private to "decidido": -. Private to "decidiendo": n.

"decidido" · 8 letters · shape CVCVCVCV  ·  "decidiendo" · 10 letters · shape CVCVCVVCCV

Known mistypes of this pair

  • decidido ← dceidido · ddecidido · deccidido · decdiido · deciddido · deciddio · decididdo · decidiod
  • decidiendo ← dceidiendo · ddecidiendo · deccidiendo · decdiiendo · deciddiendo · decideindo · decidiedno · decidienddo

Frequently Asked Questions

Can "decidido" and "decidiendo" be used interchangeably?
No - they are not even the same part of speech. "decidido" is an adjective and "decidiendo" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "decidido" or "decidiendo" show up more?
"decidido" is the more common of the two: it sits at frequency rank #2,392 in our Spanish list, against #25,211 for "decidiendo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Eye-level mix-up between "decidido" and "decidiendo" 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 "decidiendo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #226,011 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "decidido" and "decidiendo" also get mixed up with nearby pairs, the highest-scored neighbour is "decidiendo vs despidiendo". 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 #226,011 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