Which to use
“aca” and “ad” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #3,222
- “aca” frequency rank
- #5,365
- “ad” frequency rank
- 8587
- confusion score
Side-by-Side Comparison
| Feature | aca | ad |
|---|---|---|
| Definition | Residuo sólido indigerible del bolo alimenticio, que se excreta a través del ano. | Nombre. |
Where the eye mixes aca and ad
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: aca vs ad
A purely visual mix-up. aca ([ˈaka]) and ad ([ɑd]) 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 8587, derived from the frequency rank of both members and their visual similarity.
aca is recorded at frequency rank #3,222, classified as anoun, pronounced [ˈaka]. ad is at rank #5,365, tagged as anoun, pronounced [ɑd].
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 8587, this pair ranks #304,555 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of aca vs ad
Shared letters: a. Private to "aca": c. Private to "ad": d.
"aca" · 3 letters · shape VCV · "ad" · 2 letters · shape VC
Frequently Asked Questions
Is swapping "aca" for "ad" ever safe?
Frequency check: "aca" vs "ad" - which ranks higher?
Useful next steps
Eye-level mix-up between "aca" and "ad" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "aca" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ad" - compare definitions side by side with the headword page. Word entry
- This pair ranks #304,555 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "aca" and "ad" also get mixed up with nearby pairs, the highest-scored neighbour is "abed vs ad". Nearby pair
Confusion rank #304,555 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.