Which to use
“autopista” and “autopsia” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #5,372
- “autopista” frequency rank
- #17,352
- “autopsia” frequency rank
- 22724
- confusion score
Side-by-Side Comparison
| Feature | autopista | autopsia |
|---|---|---|
| Definition | Carretera de uso público con calzadas independientes y más de un carril en cada sentido. | Apertura y disección de un cadáver para conocer las causas de su muerte. |
Where the eye mixes autopista and autopsia
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. autopista runs 9 letters (VVCVCVCCV) against autopsia's 8 (VVCVCCVV) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses autopista with autopsia
A purely visual mix-up. autopista ([awt̪oˈpist̪a]) and autopsia ([awˈt̪opsja]) 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 22724, derived from the frequency rank of both members and their visual similarity.
autopista is recorded at frequency rank #5,372, classified as anoun, pronounced [awt̪oˈpist̪a]. autopsia is at rank #17,352, tagged as anoun, pronounced [awˈt̪opsja].
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 22724, this pair ranks #249,017 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of autopista vs autopsia
Shared letters: aiopstu. Private to "autopista": -. Private to "autopsia": -.
"autopista" · 9 letters · shape VVCVCVCCV · "autopsia" · 8 letters · shape VVCVCCVV
Known mistypes of this pair
Frequently Asked Questions
Can "autopista" and "autopsia" be used interchangeably?
Frequency check: "autopista" vs "autopsia" - which ranks higher?
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 "autopista" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "autopsia" - compare definitions side by side with the headword page. Word entry
- This pair ranks #249,017 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "autopista" and "autopsia" also get mixed up with nearby pairs, the highest-scored neighbour is "autopsia vs autopsias". 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 #249,017 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.