Which to use
“castas” and “casto” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #17,066
- “castas” frequency rank
- #44,616
- “casto” frequency rank
- 61682
- confusion score
Side-by-Side Comparison
| Feature | castas | casto |
|---|---|---|
| Definition | Forma del femenino plural de casto. | Persona que se abstiene de todo goce sexual o lo vive de acuerdo a ciertas directrices dictadas por su religión o su moral. |
Where the eye mixes castas and casto
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. castas runs 6 letters (CVCCVC) against casto's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: castas vs casto
A purely visual mix-up. castas ([ˈkast̪as]) and casto ([ˈkast̪o]) 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 61682, derived from the frequency rank of both members and their visual similarity.
castas is recorded at frequency rank #17,066, classified as anadj, pronounced [ˈkast̪as]. casto is at rank #44,616, tagged as anadj, pronounced [ˈkast̪o].
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 61682, this pair ranks #54,602 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of castas vs casto
Shared letters: acst. Private to "castas": -. Private to "casto": o.
"castas" · 6 letters · shape CVCCVC · "casto" · 5 letters · shape CVCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "castas" for "casto" ever safe?
Frequency check: "castas" vs "casto" - which ranks higher?
Useful next steps
Eye-level mix-up between "castas" and "casto" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "castas" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "casto" - compare definitions side by side with the headword page. Word entry
- This pair ranks #54,602 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "castas" and "casto" also get mixed up with nearby pairs, the highest-scored neighbour is "casto vs Chasco". 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 #54,602 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.