Which to use
“concentraron” and “concentrarse” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #31,277
- “concentraron” frequency rank
- #15,053
- “concentrarse” frequency rank
- 46330
- confusion score
Side-by-Side Comparison
| Feature | concentraron | concentrarse |
|---|---|---|
| Definition | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de concentrar o de concentrarse. | Realizar un esfuerzo intelectual, para no distraerse o tener mejores resultados. |
Where the eye mixes concentraron and concentrarse
Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. concentraron (CVCCVCCCVCVC) and concentrarse (CVCCVCCCVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: concentraron vs concentrarse
A purely visual mix-up. concentraron ([kõnsẽn̪ˈt̪ɾaɾõn]) and concentrarse ([kõnsẽn̪ˈt̪ɾaɾse]) 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 46330, derived from the frequency rank of both members and their visual similarity.
concentraron is recorded at frequency rank #31,277, classified as averb, pronounced [kõnsẽn̪ˈt̪ɾaɾõn]. concentrarse is at rank #15,053, tagged as averb, pronounced [kõnsẽn̪ˈt̪ɾaɾse].
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 46330, this pair ranks #126,358 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of concentraron vs concentrarse
Shared letters: acenort. Private to "concentraron": -. Private to "concentrarse": s.
"concentraron" · 12 letters · shape CVCCVCCCVCVC · "concentrarse" · 12 letters · shape CVCCVCCCVCCV
Known mistypes of this pair
- concentraron ← cconcentraron · cnocentraron · cocnentraron · conccentraron · concenntraron · concenrtaron · concentarron · concentraorn
- concentrarse ← cconcentrarse · cnocentrarse · cocnentrarse · conccentrarse · concenntrarse · concenrtarse · concentarrse · concentrarce
Frequently Asked Questions
Do "concentraron" and "concentrarse" mean the same thing in a sentence?
Which is more common, "concentraron" or "concentrarse"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "concentraron" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "concentrarse" - compare definitions side by side with the headword page. Word entry
- This pair ranks #126,358 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "concentraron" and "concentrarse" also get mixed up with nearby pairs, the highest-scored neighbour is "concentrados vs concentraron". 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 #126,358 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.