impresovsimpulsoWhich spelling fits?

Which to use

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

#9,305
“impreso” frequency rank
#4,344
“impulso” frequency rank
13649
confusion score

Side-by-Side Comparison

Feature impreso impulso
Definition Material que tiene texto impreso₁. Acción o efecto de impulsar.

Where the eye mixes impreso and impulso

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. impreso (VCCCVCV) and impulso (VCCVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

7 ch
impreso
7 ch
impulso

Why the eye confuses impreso with impulso

A purely visual mix-up. impreso ([ĩmˈpɾeso]) and impulso ([ĩmˈpulso]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 13649, derived from the frequency rank of both members and their visual similarity.

impreso is recorded at frequency rank #9,305, classified as anoun, pronounced [ĩmˈpɾeso]. impulso is at rank #4,344, tagged as anoun, pronounced [ĩmˈpulso].

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 13649, this pair ranks #287,055 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of impreso vs impulso

Shared letters: imops. Private to "impreso": er. Private to "impulso": lu.

"impreso" · 7 letters · shape VCCCVCV  ·  "impulso" · 7 letters · shape VCCVCCV

Known mistypes of this pair

  • impreso ← immpreso · imperso · imppreso · impreos · impresso · imprreso · imprseo · imrpeso
  • impulso ← immpulso · impluso · imppulso · impullso · impulos · impulsso · impuslo · imuplso

Frequently Asked Questions

Is swapping "impreso" for "impulso" ever safe?
No. They are said differently ([ĩmˈpɾeso] versus [ĩmˈpulso]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "impreso" vs "impulso" - which ranks higher?
"impulso" is the more common of the two: it sits at frequency rank #4,344 in our Spanish list, against #9,305 for "impreso". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "impreso" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "impulso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #287,055 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "impreso" and "impulso" also get mixed up with nearby pairs, the highest-scored neighbour is "impares vs impreso". 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 #287,055 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