impulsarvsimpulsaronTell them apart

Which to use

“impulsar” and “impulsaron” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#6,314
“impulsar” frequency rank
#29,256
“impulsaron” frequency rank
35570
confusion score

Side-by-Side Comparison

Feature impulsar impulsaron
Definition Impeler. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de impulsar.

Where the eye mixes impulsar and impulsaron

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

8 ch
impulsar
10 ch
impulsaron

Look-alike desk: impulsar vs impulsaron

A purely visual mix-up. impulsar ([ĩmpulˈsaɾ]) and impulsaron ([ĩmpulˈsaɾõn]) 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 extra letter(s) - “impulsar” sits inside “impulsaron”. Our composite confusion score for this pair is 35570, derived from the frequency rank of both members and their visual similarity.

impulsar is recorded at frequency rank #6,314, classified as averb, pronounced [ĩmpulˈsaɾ]. impulsaron is at rank #29,256, tagged as averb, pronounced [ĩmpulˈsaɾõn].

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 35570, this pair ranks #185,375 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of impulsar vs impulsaron

Shared letters: ailmprsu. Private to "impulsar": -. Private to "impulsaron": no.

"impulsar" · 8 letters · shape VCCVCCVC  ·  "impulsaron" · 10 letters · shape VCCVCCVCVC

Known mistypes of this pair

  • impulsarimmpulsar · implusar · imppulsar · impulasr · impullsar · impulsarr · impulsra · impulssar
  • impulsaronimmpulsaron · implusaron · imppulsaron · impulasron · impullsaron · impulsaorn · impulsarno · impulsaronn

Frequently Asked Questions

Can "impulsar" and "impulsaron" be used interchangeably?
No. They are said differently ([ĩmpulˈsaɾ] versus [ĩmpulˈsaɾõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "impulsar" or "impulsaron" show up more?
"impulsar" is the more common of the two: it sits at frequency rank #6,314 in our Spanish list, against #29,256 for "impulsaron". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "impulsar" and "impulsaron" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "impulsar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "impulsaron" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #185,375 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "impulsar" and "impulsaron" also get mixed up with nearby pairs, the highest-scored neighbour is "impulsados vs impulsaron". 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 #185,375 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list