Which to use
“concentran” and “concentraron” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #16,794
- “concentran” frequency rank
- #31,277
- “concentraron” frequency rank
- 48071
- confusion score
Side-by-Side Comparison
| Feature | concentran | concentraron |
|---|---|---|
| Definition | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de concentrar o de concentrarse. | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de concentrar o de concentrarse. |
Where the eye mixes concentran and concentraron
Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. concentran runs 10 letters (CVCCVCCCVC) against concentraron's 12 (CVCCVCCCVCVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: concentran vs concentraron
A purely visual mix-up. concentran ([kõnˈsẽn̪t̪ɾãn]) and concentraron ([kõnsẽn̪ˈt̪ɾaɾõn]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 48071, derived from the frequency rank of both members and their visual similarity.
concentran is recorded at frequency rank #16,794, classified as averb, pronounced [kõnˈsẽn̪t̪ɾãn]. concentraron is at rank #31,277, tagged as averb, pronounced [kõnsẽn̪ˈt̪ɾaɾõn].
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 48071, this pair ranks #116,499 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of concentran vs concentraron
Shared letters: acenort. Private to "concentran": -. Private to "concentraron": -.
"concentran" · 10 letters · shape CVCCVCCCVC · "concentraron" · 12 letters · shape CVCCVCCCVCVC
Known mistypes of this pair
- concentran ← cconcentran · cnocentran · cocnentran · conccentran · concenntran · concenrtan · concentarn · concentrann
- concentraron ← cconcentraron · cnocentraron · cocnentraron · conccentraron · concenntraron · concenrtaron · concentarron · concentraorn
Frequently Asked Questions
Is swapping "concentran" for "concentraron" ever safe?
Which is more common, "concentran" or "concentraron"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "concentran" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "concentraron" - compare definitions side by side with the headword page. Word entry
- This pair ranks #116,499 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "concentran" and "concentraron" also get mixed up with nearby pairs, the highest-scored neighbour is "concentran vs concentre". 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 #116,499 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.