Which to use
“formación” is a noun and “formaron” is a verb - they look or sound alike but fill different roles in a sentence.
- #966
- “formación” frequency rank
- #9,986
- “formaron” frequency rank
- 10952
- confusion score
Side-by-Side Comparison
| Feature | formación | formaron |
|---|---|---|
| Definition | Reunión ordenada en el espacio de un conjunto de objetos similares. | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de formar o de formarse. |
Where the eye mixes formación and formaron
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. formación runs 9 letters (CVCCVCVVC) against formaron's 8 (CVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: formación vs formaron
These two trip readers on the page rather than in the ear: formación is [foɾmaˈsjõn] while formaron is [foɾˈmaɾõn]. 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 10952, derived from the frequency rank of both members and their visual similarity.
formación is recorded at frequency rank #966, classified as anoun, pronounced [foɾmaˈsjõn]. formaron is at rank #9,986, tagged as averb, pronounced [foɾˈmaɾõn].
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 10952, this pair ranks #296,766 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of formación vs formaron
Shared letters: afmnor. Private to "formación": ció. Private to "formaron": -.
"formación" · 9 letters · shape CVCCVCVVC · "formaron" · 8 letters · shape CVCCVCVC
Known mistypes of this pair
- formaron ← fformaron · fomraron · foramron · formaorn · formarno · formaronn · formarron · formmaron
Frequently Asked Questions
Is swapping "formación" for "formaron" ever safe?
Which is more common, "formación" or "formaron"?
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 "formación" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "formaron" - compare definitions side by side with the headword page. Word entry
- This pair ranks #296,766 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "formación" and "formaron" also get mixed up with nearby pairs, the highest-scored neighbour is "formaran vs formaron". 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 #296,766 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.