pulsosvspusoWhich spelling fits?

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

Which to use

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

#36,777
“pulsos” frequency rank
#1,100
“puso” frequency rank
37877
confusion score

Side-by-Side Comparison

Feature pulsos puso
Definition Forma del plural de pulso. Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de poner.

Where the eye mixes pulsos and puso

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. pulsos runs 6 letters (CVCCVC) against puso's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
pulsos
4 ch
puso

Why the eye confuses pulsos with puso

These two trip readers on the page rather than in the ear: pulsos is [ˈpulsos] while puso is [ˈpuso]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 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 37877, derived from the frequency rank of both members and their visual similarity.

pulsos is recorded at frequency rank #36,777, classified as anoun, pronounced [ˈpulsos]. puso is at rank #1,100, tagged as averb, pronounced [ˈpuso].

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 37877, this pair ranks #172,998 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pulsos vs puso

Shared letters: opsu. Private to "pulsos": l. Private to "puso": -.

"pulsos" · 6 letters · shape CVCCVC  ·  "puso" · 4 letters · shape CVCV

Known mistypes of this pair

  • pulsosplusos · ppulsos · pullsos · puloss · pulsoss · pulssos · puslos · uplsos
  • pusoppuso · psuo · puos · pusso · upso

Frequently Asked Questions

Can "pulsos" and "puso" be used interchangeably?
No - they are not even the same part of speech. "pulsos" is a noun and "puso" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "pulsos" vs "puso" - which ranks higher?
"puso" is the more common of the two: it sits at frequency rank #1,100 in our Spanish list, against #36,777 for "pulsos". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "pulsos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "puso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #172,998 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "pulsos" and "puso" also get mixed up with nearby pairs, the highest-scored neighbour is "pillos vs pulsos". 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 #172,998 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