Which to use
“pei” is a noun and “perdí” is a verb - they look or sound alike but fill different roles in a sentence.
- #45,496
- “pei” frequency rank
- #4,536
- “perdí” frequency rank
- 50032
- confusion score
Side-by-Side Comparison
| Feature | pei | perdí |
|---|---|---|
| Definition | Decimoséptima letra del alfabeto hebreo | Primera persona del singular (yo) del pretérito perfecto simple de indicativo de perder o de perderse. |
Where the eye mixes pei and perdí
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. pei runs 3 letters (CVV) against perdí's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses pei with perdí
These two trip readers on the page rather than in the ear: pei is [ˈpej] while perdí is [peɾˈð̞i]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 50032, derived from the frequency rank of both members and their visual similarity.
pei is recorded at frequency rank #45,496, classified as anoun, pronounced [ˈpej]. perdí is at rank #4,536, tagged as averb, pronounced [peɾˈð̞i].
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 50032, this pair ranks #105,489 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of pei vs perdí
Shared letters: ep. Private to "pei": i. Private to "perdí": drí.
"pei" · 3 letters · shape CVV · "perdí" · 5 letters · shape CVCCV
Frequently Asked Questions
Is swapping "pei" for "perdí" ever safe?
Frequency check: "pei" vs "perdí" - which ranks higher?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "pei" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "perdí" - compare definitions side by side with the headword page. Word entry
- This pair ranks #105,489 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "pei" and "perdí" also get mixed up with nearby pairs, the highest-scored neighbour is "pei vs prey". Nearby pair
Confusion rank #105,489 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.