adecuadavsadecuarWhat's the difference?

Quick tell: adecuada is a participle, adecuar is a verb, so they fill different roles in a sentence.

Which to use

“adecuada” is a participle and “adecuar” is a verb - they look or sound alike but fill different roles in a sentence.

#3,606
“adecuada” frequency rank
#32,048
“adecuar” frequency rank
35654
confusion score

Side-by-Side Comparison

Feature adecuada adecuar
Definition Forma del femenino de adecuado, participio de adecuar o de adecuarse. Igualar, proporcionar, acomodar una cosa a otra.

Where the eye mixes adecuada and adecuar

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. adecuada runs 8 letters (VCVCVVCV) against adecuar's 7 (VCVCVVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
adecuada
7 ch
adecuar

Why the eye confuses adecuada with adecuar

These two trip readers on the page rather than in the ear: adecuada is [að̞eˈkwað̞a] while adecuar is [að̞eˈkwaɾ]. 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 (participle vs verb), which is usually the fastest check. Our composite confusion score for this pair is 35654, derived from the frequency rank of both members and their visual similarity.

adecuada is recorded at frequency rank #3,606, classified as aparticiple, pronounced [að̞eˈkwað̞a]. adecuar is at rank #32,048, tagged as averb, pronounced [að̞eˈkwaɾ].

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 35654, this pair ranks #184,886 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of adecuada vs adecuar

Shared letters: acdeu. Private to "adecuada": -. Private to "adecuar": r.

"adecuada" · 8 letters · shape VCVCVVCV  ·  "adecuar" · 7 letters · shape VCVCVVC

Known mistypes of this pair

  • adecuada ← adceuada · addecuada · adecauda · adeccuada · adecuaad · adecuadda · adecudaa · adeucada
  • adecuar ← adceuar · addecuar · adecaur · adeccuar · adecuarr · adecura · adeucar · aedcuar

Frequently Asked Questions

Is swapping "adecuada" for "adecuar" ever safe?
No - they are not even the same part of speech. "adecuada" is a participle and "adecuar" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "adecuada" or "adecuar" show up more?
"adecuada" is the more common of the two: it sits at frequency rank #3,606 in our Spanish list, against #32,048 for "adecuar". 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 "adecuada" and "adecuar" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "adecuada" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "adecuar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #184,886 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "adecuada" and "adecuar" also get mixed up with nearby pairs, the highest-scored neighbour is "adecuar vs adecuarse". 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 #184,886 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