posavsposoWhat's the difference?

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

Which to use

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

#25,406
“posa” frequency rank
#46,740
“poso” frequency rank
72146
confusion score

Side-by-Side Comparison

Feature posa poso
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de posar. Sólidos que estaban diluidos en un líquido y por la acción de la gravedad se depositan en el fondo del recipiente que lo contiene al líquido.

Where the eye mixes posa and poso

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. posa and poso follow the identical consonant-vowel pattern (CVCV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
posa
4 ch
poso

Look-alike desk: posa vs poso

These two trip readers on the page rather than in the ear: posa is [ˈposa] while poso is [ˈposo]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “posa” becomes o in “poso”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 72146, derived from the frequency rank of both members and their visual similarity.

posa is recorded at frequency rank #25,406, classified as averb, pronounced [ˈposa]. poso is at rank #46,740, tagged as anoun, pronounced [ˈposo].

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 72146, this pair ranks #26,001 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of posa vs poso

Shared letters: ops. Private to "posa": a. Private to "poso": -.

"posa" · 4 letters · shape CVCV  ·  "poso" · 4 letters · shape CVCV

Known mistypes of this pair

  • posa ← opsa · poas · possa · pposa · psoa
  • poso ← opso · poos · posso · pposo · psoo

Frequently Asked Questions

Do "posa" and "poso" mean the same thing in a sentence?
No - they are not even the same part of speech. "posa" is a verb and "poso" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "posa" or "poso" show up more?
"posa" is the more common of the two: it sits at frequency rank #25,406 in our Spanish list, against #46,740 for "poso". 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 "posa" and "poso" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "posa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "poso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #26,001 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "posa" and "poso" also get mixed up with nearby pairs, the highest-scored neighbour is "poso vs probo". 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 #26,001 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