pacovspooWhich spelling fits?

Which to use

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

#6,211
“paco” frequency rank
#43,780
“poo” frequency rank
49991
confusion score

Side-by-Side Comparison

Feature paco poo
Definition (Vicugna pacos) Mamífero americano, auquénido, domesticado por los indios de Los Andes y criado principalmente por su lana, de mejor calidad que la de la llama. Es la variedad domesticada de la vicuña, que vive en estado salvaje o semisalvaje. Polvo.

Where the eye mixes paco and poo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
paco
3 ch
poo

Visual trap between paco and poo

A purely visual mix-up. paco ([ˈpako]) and poo ([ˈpɔ.o]) 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 49991, derived from the frequency rank of both members and their visual similarity.

paco is recorded at frequency rank #6,211, classified as anoun, pronounced [ˈpako]. poo is at rank #43,780, tagged as anoun, pronounced [ˈpɔ.o].

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 49991, this pair ranks #105,701 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of paco vs poo

Shared letters: op. Private to "paco": ac. Private to "poo": -.

"paco" · 4 letters · shape CVCV  ·  "poo" · 3 letters · shape CVV

Known mistypes of this pair

  • pacoapco · pacco · paoc · pcao · ppaco

Frequently Asked Questions

Is swapping "paco" for "poo" ever safe?
No. They are said differently ([ˈpako] versus [ˈpɔ.o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "paco" vs "poo" - which ranks higher?
"paco" is the more common of the two: it sits at frequency rank #6,211 in our Spanish list, against #43,780 for "poo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "paco" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "poo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #105,701 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "paco" and "poo" also get mixed up with nearby pairs, the highest-scored neighbour is "poo vs probo". 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 #105,701 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