adaptarvsadaptenWhich spelling fits?

Which to use

“adaptar” and “adapten” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#12,960
“adaptar” frequency rank
#49,383
“adapten” frequency rank
62343
confusion score

Side-by-Side Comparison

Feature adaptar adapten
Definition Hacer apto. Modificar algo para que cumpla cierto objetivo, o para que se corresponda con otra cosa. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de subjuntivo de adaptar o de adaptarse.

Where the eye mixes adaptar and adapten

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
adaptar
7 ch
adapten

Why the eye confuses adaptar with adapten

A purely visual mix-up. adaptar ([að̞apˈt̪aɾ]) and adapten ([aˈð̞apt̪ẽn]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 62343, derived from the frequency rank of both members and their visual similarity.

adaptar is recorded at frequency rank #12,960, classified as averb, pronounced [að̞apˈt̪aɾ]. adapten is at rank #49,383, tagged as averb, pronounced [aˈð̞apt̪ẽn].

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 62343, this pair ranks #52,349 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of adaptar vs adapten

Shared letters: adpt. Private to "adaptar": r. Private to "adapten": en.

"adaptar" · 7 letters · shape VCVCCVC  ·  "adapten" · 7 letters · shape VCVCCVC

Known mistypes of this pair

  • adaptaraadptar · adapatr · adapptar · adaptarr · adaptra · adapttar · adatpar · addaptar
  • adaptenaadpten · adapetn · adappten · adaptenn · adaptne · adaptten · adatpen · addapten

Frequently Asked Questions

Do "adaptar" and "adapten" mean the same thing in a sentence?
No. They are said differently ([að̞apˈt̪aɾ] versus [aˈð̞apt̪ẽn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "adaptar" vs "adapten" - which ranks higher?
"adaptar" is the more common of the two: it sits at frequency rank #12,960 in our Spanish list, against #49,383 for "adapten". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "adaptar" and "adapten" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "adaptar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "adapten" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #52,349 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "adaptar" and "adapten" also get mixed up with nearby pairs, the highest-scored neighbour is "adaptan vs adapten". 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 #52,349 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