Which to use
“rat” and “rei” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #41,577
- “rat” frequency rank
- #14,940
- “rei” frequency rank
- 56517
- confusion score
Side-by-Side Comparison
| Feature | rat | rei |
|---|---|---|
| Definition | Rata | Grafía obsoleta de rey. |
Where the eye mixes rat and rei
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. rat (CVC) and rei (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses rat with rei
A purely visual mix-up. rat ([ɹæt]) and rei ([ˈrej]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 56517, derived from the frequency rank of both members and their visual similarity.
rat is recorded at frequency rank #41,577, classified as anoun, pronounced [ɹæt]. rei is at rank #14,940, tagged as anoun, pronounced [ˈrej].
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 56517, this pair ranks #74,309 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of rat vs rei
Shared letters: r. Private to "rat": at. Private to "rei": ei.
"rat" · 3 letters · shape CVC · "rei" · 3 letters · shape CVV
Frequently Asked Questions
Can "rat" and "rei" be used interchangeably?
Frequency check: "rat" vs "rei" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "rat" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rei" - compare definitions side by side with the headword page. Word entry
- This pair ranks #74,309 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "rat" and "rei" also get mixed up with nearby pairs, the highest-scored neighbour is "rasta vs rat". Nearby pair
Confusion rank #74,309 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.