paivspauConfusable pair

Which to use

“pai” and “pau” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#240
“pai” frequency rank
#2,492
“pau” frequency rank
2732
confusion score

Side-by-Side Comparison

Feature pai pau
Definition homem que tem filhos, naturais ou adotivos bastão de madeira

Letter map: pai vs pau

Shared letters muted; letters that set pai and pau apart highlighted. Shared run: 2.

3 ch
pai
3 ch
pau

Corpus notes: pai and pau

pai and pau are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - i in “pai” becomes u in “pau”. Our composite confusion score for this pair is 2732, derived from the frequency rank of both members and their visual similarity.

pai is recorded at frequency rank #240, classified as anoun. pau is at rank #2,492, tagged as anoun, pronounced /ˈpaw/.

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 2732, this pair ranks #72,543 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of pai vs pau

Shared letters: ap. Private to "pai": i. Private to "pau": u.

"pai" · 3 letters · shape CVV  ·  "pau" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "pai" for "pau" ever safe?
No. They differ by a single letter - i in “pai” becomes u in “pau”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "pai" vs "pau" - which ranks higher?
"pai" is the more common of the two: it sits at frequency rank #240 in our Portuguese list, against #2,492 for "pau". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pair "pai" vs "pau" is on the table, pick a follow-up below.

  • Full dictionary entry for "pai" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pau" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #72,543 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "pai" and "pau" also get mixed up with nearby pairs, the highest-scored neighbour is "pau vs pix". Nearby pair

Confusion rank #72,543 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