pilónvspíoWhich spelling fits?

Quick tell: pilón is a noun, pío is an adjective, so they fill different roles in a sentence.

Which to use

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

#47,991
“pilón” frequency rank
#12,038
“pío” frequency rank
60029
confusion score

Side-by-Side Comparison

Feature pilón pío
Definition Receptáculo de piedra, que se construye en las fuentes para que, cayendo el agua en él, sirva de abrevadero, de lavadero o para otros usos. Devoto, inclinado a la piedad, dado al culto de la religión y a las cosas pertenecientes al servicio de Dios y de los santos.

Where the eye mixes pilón and pío

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

5 ch
pilón
3 ch
pío

Look-alike desk: pilón vs pío

These two trip readers on the page rather than in the ear: pilón is [piˈlõn] while pío is [ˈpio]. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 60029, derived from the frequency rank of both members and their visual similarity.

pilón is recorded at frequency rank #47,991, classified as anoun, pronounced [piˈlõn]. pío is at rank #12,038, tagged as anadj, pronounced [ˈpio].

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 60029, this pair ranks #60,407 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of pilón vs pío

Shared letters: p. Private to "pilón": ilnó. Private to "pío": .

"pilón" · 5 letters · shape CVCVC  ·  "pío" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "pilón" for "pío" ever safe?
No - they are not even the same part of speech. "pilón" is a noun and "pío" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "pilón" or "pío" show up more?
"pío" is the more common of the two: it sits at frequency rank #12,038 in our Spanish list, against #47,991 for "pilón". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "pilón" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pío" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #60,407 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "pilón" and "pío" also get mixed up with nearby pairs, the highest-scored neighbour is "pillen vs pilón". Nearby pair

Confusion rank #60,407 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