Which to use
“sei” is a num and “som” is a noun - they look or sound alike but fill different roles in a sentence.
- #48,072
- “sei” frequency rank
- #32,412
- “som” frequency rank
- 80484
- confusion score
Side-by-Side Comparison
| Feature | sei | som |
|---|---|---|
| Definition | Seis. | Unidad monetaria de Kirguistán, que se divide en 100 tyiyn. |
Where the eye mixes sei and som
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. sei (CVV) and som (CVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Visual trap between sei and som
These two trip readers on the page rather than in the ear: sei is /s̺ej/ while som is [ˈsõm]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 80484, derived from the frequency rank of both members and their visual similarity.
sei is recorded at frequency rank #48,072, classified as anum, pronounced /s̺ej/. som is at rank #32,412, tagged as anoun, pronounced [ˈsõm].
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 80484, this pair ranks #11,589 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of sei vs som
Shared letters: s. Private to "sei": ei. Private to "som": mo.
"sei" · 3 letters · shape CVV · "som" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "sei" for "som" ever safe?
Frequency check: "sei" vs "som" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "sei" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "som" - compare definitions side by side with the headword page. Word entry
- This pair ranks #11,589 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "sei" and "som" also get mixed up with nearby pairs, the highest-scored neighbour is "sei vs stem". Nearby pair
Confusion rank #11,589 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.