padvspiConfusable pair

Which to use

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

#31,908
“pad” frequency rank
#9,175
“pi” frequency rank
41083
confusion score

Side-by-Side Comparison

Feature pad pi
Definition Periférico táctil presente en las notebooks y otros dispositivos portátiles que permite el movimiento de un cursor sobre una interfaz gráfica; funciona como alternativa al mouse. Decimosexta letra del alfabeto griego (Π, π).

Where the eye mixes pad and pi

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

3 ch
pad
2 ch
pi

Look-alike desk: pad vs pi

A purely visual mix-up. pad ([ˈpað̞]) and pi ([ˈpi]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 41083, derived from the frequency rank of both members and their visual similarity.

pad is recorded at frequency rank #31,908, classified as anoun, pronounced [ˈpað̞]. pi is at rank #9,175, tagged as anoun, pronounced [ˈpi].

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 41083, this pair ranks #155,597 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pad vs pi

Shared letters: p. Private to "pad": ad. Private to "pi": i.

"pad" · 3 letters · shape CVC  ·  "pi" · 2 letters · shape CV

Frequently Asked Questions

Can "pad" and "pi" be used interchangeably?
No. They are said differently ([ˈpað̞] versus [ˈpi]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "pad" or "pi"?
"pi" is the more common of the two: it sits at frequency rank #9,175 in our Spanish list, against #31,908 for "pad". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "pad" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #155,597 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "pad" and "pi" also get mixed up with nearby pairs, the highest-scored neighbour is "pad vs PRC". Nearby pair

Confusion rank #155,597 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