Which to use
“impulsa” and “impulsan” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #12,403
- “impulsa” frequency rank
- #23,819
- “impulsan” frequency rank
- 36222
- confusion score
Side-by-Side Comparison
| Feature | impulsa | impulsan |
|---|---|---|
| Definition | Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de impulsar. | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de impulsar. |
Where the eye mixes impulsa and impulsan
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.
Visual trap between impulsa and impulsan
A purely visual mix-up. impulsa ([ĩmˈpulsa]) and impulsan ([ĩmˈpulsãn]) 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 1 extra letter(s) - “impulsa” sits inside “impulsan”. Our composite confusion score for this pair is 36222, derived from the frequency rank of both members and their visual similarity.
impulsa is recorded at frequency rank #12,403, classified as averb, pronounced [ĩmˈpulsa]. impulsan is at rank #23,819, tagged as averb, pronounced [ĩmˈpulsãn].
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 36222, this pair ranks #181,781 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of impulsa vs impulsan
Shared letters: ailmpsu. Private to "impulsa": -. Private to "impulsan": n.
"impulsa" · 7 letters · shape VCCVCCV · "impulsan" · 8 letters · shape VCCVCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "impulsa" for "impulsan" ever safe?
Frequency check: "impulsa" vs "impulsan" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "impulsa" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "impulsan" - compare definitions side by side with the headword page. Word entry
- This pair ranks #181,781 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "impulsa" and "impulsan" also get mixed up with nearby pairs, the highest-scored neighbour is "impulsan vs imputan". 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 #181,781 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.