adaptaciónvsadaptaronConfusable pair

Quick tell: adaptación is a noun, adaptaron is a verb, so they fill different roles in a sentence.

Which to use

“adaptación” is a noun and “adaptaron” is a verb - they look or sound alike but fill different roles in a sentence.

#5,168
“adaptación” frequency rank
#46,905
“adaptaron” frequency rank
52073
confusion score

Side-by-Side Comparison

Feature adaptación adaptaron
Definition Acción o efecto de adaptar o adaptarse Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de adaptar o de adaptarse.

Where the eye mixes adaptación and adaptaron

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. adaptación runs 10 letters (VCVCCVCVVC) against adaptaron's 9 (VCVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
adaptación
9 ch
adaptaron

Look-alike desk: adaptación vs adaptaron

These two trip readers on the page rather than in the ear: adaptación is [að̞apt̪aˈsjõn] while adaptaron is [að̞apˈt̪aɾõn]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 52073, derived from the frequency rank of both members and their visual similarity.

adaptación is recorded at frequency rank #5,168, classified as anoun, pronounced [að̞apt̪aˈsjõn]. adaptaron is at rank #46,905, tagged as averb, pronounced [að̞apˈt̪aɾõn].

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 52073, this pair ranks #94,541 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of adaptación vs adaptaron

Shared letters: adnpt. Private to "adaptación": ció. Private to "adaptaron": or.

"adaptación" · 10 letters · shape VCVCCVCVVC  ·  "adaptaron" · 9 letters · shape VCVCCVCVC

Known mistypes of this pair

  • adaptaron ← aadptaron · adapatron · adapptaron · adaptaorn · adaptarno · adaptaronn · adaptarron · adaptraon

Frequently Asked Questions

Can "adaptación" and "adaptaron" be used interchangeably?
No - they are not even the same part of speech. "adaptación" is a noun and "adaptaron" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "adaptación" or "adaptaron"?
"adaptación" is the more common of the two: it sits at frequency rank #5,168 in our Spanish list, against #46,905 for "adaptaron". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "adaptación" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "adaptaron" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #94,541 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "adaptación" and "adaptaron" also get mixed up with nearby pairs, the highest-scored neighbour is "adaptador vs adaptaron". 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 #94,541 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