pillosvspulsosWhat's the difference?

Quick tell: pillos is a adjective, pulsos is a noun, so they fill different roles in a sentence.

Which to use

“pillos” is an adjective and “pulsos” is a noun - they look or sound alike but fill different roles in a sentence.

#47,324
“pillos” frequency rank
#36,777
“pulsos” frequency rank
84101
confusion score

Side-by-Side Comparison

Feature pillos pulsos
Definition Forma del plural de pillo₁. Forma del plural de pulso.

Where the eye mixes pillos and pulsos

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
pillos
6 ch
pulsos

Look-alike desk: pillos vs pulsos

These two trip readers on the page rather than in the ear: pillos is [ˈpiʝos] while pulsos is [ˈpulsos]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 84101, derived from the frequency rank of both members and their visual similarity.

pillos is recorded at frequency rank #47,324, classified as anadj, pronounced [ˈpiʝos]. pulsos is at rank #36,777, tagged as anoun, pronounced [ˈpulsos].

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 84101, this pair ranks #7,416 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of pillos vs pulsos

Shared letters: lops. Private to "pillos": i. Private to "pulsos": u.

"pillos" · 6 letters · shape CVCCVC  ·  "pulsos" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • pillosipllos · pilloss · pillso · pilols · pilos · plilos · ppillos
  • pulsosplusos · ppulsos · pullsos · puloss · pulsoss · pulssos · puslos · uplsos

Frequently Asked Questions

Can "pillos" and "pulsos" be used interchangeably?
No - they are not even the same part of speech. "pillos" is an adjective and "pulsos" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "pillos" or "pulsos" show up more?
"pulsos" is the more common of the two: it sits at frequency rank #36,777 in our Spanish list, against #47,324 for "pillos". 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 "pillos" and "pulsos" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "pillos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pulsos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #7,416 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "pillos" and "pulsos" also get mixed up with nearby pairs, the highest-scored neighbour is "pillen vs pillos". 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 #7,416 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