Which to use
“reacción” is a noun and “reaccionó” is a verb - they look or sound alike but fill different roles in a sentence.
- #2,267
- “reacción” frequency rank
- #18,063
- “reaccionó” frequency rank
- 20330
- confusion score
Side-by-Side Comparison
| Feature | reacción | reaccionó |
|---|---|---|
| Definition | Hecho o acción que se opone o resiste a otra, obrando en sentido contrario a ella. | Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de reaccionar. |
Where the spellings diverge
Shared letters are muted; the letters that actually set reacción and reaccionó apart are highlighted. They share 7 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: reacción is [reakˈsjõn] while reaccionó is [reaksjoˈno]. 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 20330, derived from the frequency rank of both members and their visual similarity.
reacción is recorded at frequency rank #2,267, classified as anoun, pronounced [reakˈsjõn]. reaccionó is at rank #18,063, tagged as averb, pronounced [reaksjoˈno].
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 20330, this pair ranks #259,794 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of reacción vs reaccionó
Shared letters: aceinró. Private to "reacción": -. Private to "reaccionó": o.
"reacción" · 8 letters · shape CVVCCVVC · "reaccionó" · 9 letters · shape CVVCCVVCV
Frequency comparison
Frequently Asked Questions
Can "reacción" and "reaccionó" be used interchangeably?
Which is more common, "reacción" or "reaccionó"?
Remembering reacción vs reaccionó
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “reacción”; for a verb, it's “reaccionó”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “reacción” entry
- Browse more pairs most likely to be confused. Most confusable