Which to use
“sein” and “sepan” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #45,601
- “sein” frequency rank
- #4,836
- “sepan” frequency rank
- 50437
- confusion score
Side-by-Side Comparison
| Feature | sein | sepan |
|---|---|---|
| Definition | Ser, estar. | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de subjuntivo de saber. |
Where the eye mixes sein and sepan
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. sein runs 4 letters (CVVC) against sepan's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: sein vs sepan
A purely visual mix-up. sein ([ˈzaɪ̯n]) and sepan ([ˈsepãn]) 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 50437, derived from the frequency rank of both members and their visual similarity.
sein is recorded at frequency rank #45,601, classified as averb, pronounced [ˈzaɪ̯n]. sepan is at rank #4,836, tagged as averb, pronounced [ˈsepãn].
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 50437, this pair ranks #103,210 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of sein vs sepan
Shared letters: ens. Private to "sein": i. Private to "sepan": ap.
"sein" · 4 letters · shape CVVC · "sepan" · 5 letters · shape CVCVC
Known mistypes of this pair
Frequently Asked Questions
Do "sein" and "sepan" mean the same thing in a sentence?
Frequency check: "sein" vs "sepan" - which ranks higher?
After this comparison
Eye-level mix-up between "sein" and "sepan" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "sein" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sepan" - compare definitions side by side with the headword page. Word entry
- This pair ranks #103,210 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "sein" and "sepan" also get mixed up with nearby pairs, the highest-scored neighbour is "sei vs sein". 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 #103,210 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.