Which to use
“sep” is a num and “spy” is a noun - they look or sound alike but fill different roles in a sentence.
- #8,588
- “sep” frequency rank
- #48,092
- “spy” frequency rank
- 56680
- confusion score
Side-by-Side Comparison
| Feature | sep | spy |
|---|---|---|
| Definition | Siete. | Espía. |
Where the eye mixes sep and spy
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: sep vs spy
These two trip readers on the page rather than in the ear: sep is /sep/ while spy is /spaɪ/. 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 56680, derived from the frequency rank of both members and their visual similarity.
sep is recorded at frequency rank #8,588, classified as anum, pronounced /sep/. spy is at rank #48,092, tagged as anoun, pronounced /spaɪ/.
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 56680, this pair ranks #73,581 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of sep vs spy
Shared letters: ps. Private to "sep": e. Private to "spy": y.
"sep" · 3 letters · shape CVC · "spy" · 3 letters · shape CCV
Frequently Asked Questions
Is swapping "sep" for "spy" ever safe?
Which is more common, "sep" or "spy"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "sep" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "spy" - compare definitions side by side with the headword page. Word entry
- This pair ranks #73,581 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "sep" and "spy" also get mixed up with nearby pairs, the highest-scored neighbour is "sei vs spy". Nearby pair
Confusion rank #73,581 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.