defiendovsdefinidoWhat's the difference?

Quick tell: defiendo is a verb, definido is an adjective, so they fill different roles in a sentence.

Which to use

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

#18,504
“defiendo” frequency rank
#6,508
“definido” frequency rank
25012
confusion score

Side-by-Side Comparison

Feature defiendo definido
Definition Primera persona del singular (yo) del presente de indicativo de defender o de defenderse. Definido.

Where the eye mixes defiendo and definido

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. defiendo (CVCVVCCV) and definido (CVCVCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

8 ch
defiendo
8 ch
definido

Why the eye confuses defiendo with definido

These two trip readers on the page rather than in the ear: defiendo is [d̪eˈfjẽn̪d̪o] while definido is [d̪efiˈnið̞o]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 25012, derived from the frequency rank of both members and their visual similarity.

defiendo is recorded at frequency rank #18,504, classified as averb, pronounced [d̪eˈfjẽn̪d̪o]. definido is at rank #6,508, tagged as anadj, pronounced [d̪efiˈnið̞o].

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 25012, this pair ranks #238,418 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of defiendo vs definido

Shared letters: defino. Private to "defiendo": -. Private to "definido": -.

"defiendo" · 8 letters · shape CVCVVCCV  ·  "definido" · 8 letters · shape CVCVCVCV

Known mistypes of this pair

  • defiendo ← ddefiendo · defeindo · deffiendo · defiedno · defienddo · defienndo · defienod · definedo
  • definido ← ddefinido · deffinido · defiindo · defindio · definiddo · definiod · definnido · defniido

Frequently Asked Questions

Is swapping "defiendo" for "definido" ever safe?
No - they are not even the same part of speech. "defiendo" is a verb and "definido" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "defiendo" or "definido"?
"definido" is the more common of the two: it sits at frequency rank #6,508 in our Spanish list, against #18,504 for "defiendo". 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 "defiendo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "definido" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #238,418 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "defiendo" and "definido" also get mixed up with nearby pairs, the highest-scored neighbour is "defiendo vs doliendo". 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 #238,418 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