determinadovsdeterminarWhat's the difference?

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

Which to use

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

#3,911
“determinado” frequency rank
#2,824
“determinar” frequency rank
6735
confusion score

Side-by-Side Comparison

Feature determinado determinar
Definition Alguien o algo en particular. identificar un material biológico.Por ejemplo. La determinación de la planta es Matricaria recutita

Where the eye mixes determinado and determinar

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

11 ch
determinado
10 ch
determinar

Why the eye confuses determinado with determinar

These two trip readers on the page rather than in the ear: determinado is [d̪et̪eɾmiˈnað̞o] while determinar is [d̪et̪eɾmiˈnaɾ]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 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 6735, derived from the frequency rank of both members and their visual similarity.

determinado is recorded at frequency rank #3,911, classified as anadj, pronounced [d̪et̪eɾmiˈnað̞o]. determinar is at rank #2,824, tagged as averb, pronounced [d̪et̪eɾmiˈnaɾ].

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 6735, this pair ranks #309,923 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of determinado vs determinar

Shared letters: adeimnrt. Private to "determinado": o. Private to "determinar": -.

"determinado" · 11 letters · shape CVCVCCVCVCV  ·  "determinar" · 10 letters · shape CVCVCCVCVC

Known mistypes of this pair

  • determinadoddeterminado · deetrminado · detemrinado · deterimnado · determiando · determinaddo · determinaod · determindao
  • determinarddeterminar · deetrminar · detemrinar · deterimnar · determianr · determinarr · determinnar · determinra

Frequently Asked Questions

Is swapping "determinado" for "determinar" ever safe?
No - they are not even the same part of speech. "determinado" is an adjective and "determinar" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "determinado" or "determinar"?
"determinar" is the more common of the two: it sits at frequency rank #2,824 in our Spanish list, against #3,911 for "determinado". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "determinado" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "determinar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #309,923 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "determinado" and "determinar" also get mixed up with nearby pairs, the highest-scored neighbour is "determinar vs determinarán". 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 #309,923 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