pauvspenTell them apart

Which to use

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

#13,972
“pau” frequency rank
#11,644
“pen” frequency rank
25616
confusion score

Side-by-Side Comparison

Feature pau pen
Definition Paz. Pluma.

Where the eye mixes pau and pen

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

3 ch
pau
3 ch
pen

Visual trap between pau and pen

A purely visual mix-up. pau ([ˈpaw]) and pen ([pɛn]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 25616, derived from the frequency rank of both members and their visual similarity.

pau is recorded at frequency rank #13,972, classified as anoun, pronounced [ˈpaw]. pen is at rank #11,644, tagged as anoun, pronounced [pɛn].

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 25616, this pair ranks #235,613 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pau vs pen

Shared letters: p. Private to "pau": au. Private to "pen": en.

"pau" · 3 letters · shape CVV  ·  "pen" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "pau" for "pen" ever safe?
No. They are said differently ([ˈpaw] versus [pɛn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "pau" vs "pen" - which ranks higher?
"pen" is the more common of the two: it sits at frequency rank #11,644 in our Spanish list, against #13,972 for "pau". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "pau" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pen" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #235,613 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "pau" and "pen" also get mixed up with nearby pairs, the highest-scored neighbour is "pau vs PRC". Nearby pair

Confusion rank #235,613 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