piensavspiensoTell them apart

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

Which to use

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

#1,062
“piensa” frequency rank
#944
“pienso” frequency rank
2006
confusion score

Side-by-Side Comparison

Feature piensa pienso
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de pensar. Porción de alimento seco que se da al ganado.

Where the eye mixes piensa and pienso

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
piensa
6 ch
pienso

Look-alike desk: piensa vs pienso

These two trip readers on the page rather than in the ear: piensa is [ˈpjẽnsa] while pienso is [ˈpjẽnso]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “piensa” becomes o in “pienso”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 2006, derived from the frequency rank of both members and their visual similarity.

piensa is recorded at frequency rank #1,062, classified as averb, pronounced [ˈpjẽnsa]. pienso is at rank #944, tagged as anoun, pronounced [ˈpjẽnso].

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 2006, this pair ranks #321,136 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of piensa vs pienso

Shared letters: einps. Private to "piensa": a. Private to "pienso": o.

"piensa" · 6 letters · shape CVVCCV  ·  "pienso" · 6 letters · shape CVVCCV

Known mistypes of this pair

  • piensaipensa · peinsa · pienas · piennsa · pienssa · piesna · pinesa · ppiensa
  • piensoipenso · peinso · piennso · pienos · piensso · piesno · pineso · ppienso

Frequently Asked Questions

Can "piensa" and "pienso" be used interchangeably?
No - they are not even the same part of speech. "piensa" is a verb and "pienso" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "piensa" vs "pienso" - which ranks higher?
"pienso" is the more common of the two: it sits at frequency rank #944 in our Spanish list, against #1,062 for "piensa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "piensa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pienso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #321,136 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "piensa" and "pienso" also get mixed up with nearby pairs, the highest-scored neighbour is "piensa vs piensos". 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 #321,136 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