piovspoolWhich spelling fits?

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

Which to use

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

#12,747
“pio” frequency rank
#18,414
“pool” frequency rank
31161
confusion score

Side-by-Side Comparison

Feature pio pool
Definition inclinado à piedade; devoto, religioso conjunto

Letter map: pio vs pool

Shared letters muted; letters that set pio and pool apart highlighted. Shared run: 2.

3 ch
pio
4 ch
pool

Grammar separator: pio vs pool

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: pio is anadjective and poolanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 31161, derived from the frequency rank of both members and their visual similarity.

pio is recorded at frequency rank #12,747, classified as anadj, pronounced /ˈpi.u/. pool is at rank #18,414, tagged as anoun.

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 31161, this pair ranks #37,011 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pio vs pool

Shared letters: op. Private to "pio": i. Private to "pool": l.

"pio" · 3 letters · shape CVV  ·  "pool" · 4 letters · shape CVVC

Known mistypes of this pair

  • poolopol · pooll · ppool

Frequently Asked Questions

Do "pio" and "pool" mean the same thing in a sentence?
No - they are not even the same part of speech. "pio" is an adjective and "pool" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "pio" vs "pool" - which ranks higher?
"pio" is the more common of the two: it sits at frequency rank #12,747 in our Portuguese list, against #18,414 for "pool". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "pio" and "pool".

  • Full dictionary entry for "pio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pool" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #37,011 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "pio" and "pool" also get mixed up with nearby pairs, the highest-scored neighbour is "pomo vs pool". 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 #37,011 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list