apovsartoWhat's the difference?

Which to use

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

#44,553
“apo” frequency rank
#40,136
“arto” frequency rank
84689
confusion score

Side-by-Side Comparison

Feature apo arto
Definition Tarea. Cambronera.

Where the eye mixes apo and arto

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. apo runs 3 letters (VCV) against arto's 4 (VCCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
apo
4 ch
arto

Visual trap between apo and arto

A purely visual mix-up. apo (/aˈpo/) and arto ([ˈaɾt̪o]) 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 84689, derived from the frequency rank of both members and their visual similarity.

apo is recorded at frequency rank #44,553, classified as anoun, pronounced /aˈpo/. arto is at rank #40,136, tagged as anoun, pronounced [ˈaɾt̪o].

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 84689, this pair ranks #6,790 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of apo vs arto

Shared letters: ao. Private to "apo": p. Private to "arto": rt.

"apo" · 3 letters · shape VCV  ·  "arto" · 4 letters · shape VCCV

Known mistypes of this pair

  • arto ← arot · arrto · artto · atro

Frequently Asked Questions

Is swapping "apo" for "arto" ever safe?
No. They are said differently (/aˈpo/ versus [ˈaɾt̪o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "apo" or "arto" show up more?
"arto" is the more common of the two: it sits at frequency rank #40,136 in our Spanish list, against #44,553 for "apo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "apo" and "arto" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "apo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "arto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #6,790 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "apo" and "arto" also get mixed up with nearby pairs, the highest-scored neighbour is "apis vs apo". 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 #6,790 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