Which to use
“six” and “sum” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #20,832
- “six” frequency rank
- #27,789
- “sum” frequency rank
- 48621
- confusion score
Side-by-Side Comparison
| Feature | six | sum |
|---|---|---|
| Definition | Palabra clave radiofónica del ICAO y NATO para la cifra 6. | Suma, adición. |
Where the eye mixes six and sum
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses six with sum
A purely visual mix-up. six ([ˈsɪks]) and sum ([sʌm]) 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 48621, derived from the frequency rank of both members and their visual similarity.
six is recorded at frequency rank #20,832, classified as anoun, pronounced [ˈsɪks]. sum is at rank #27,789, tagged as anoun, pronounced [sʌm].
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 48621, this pair ranks #113,447 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of six vs sum
Shared letters: s. Private to "six": ix. Private to "sum": mu.
"six" · 3 letters · shape CVC · "sum" · 3 letters · shape CVC
Frequently Asked Questions
Can "six" and "sum" be used interchangeably?
Frequency check: "six" vs "sum" - 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 "six" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sum" - compare definitions side by side with the headword page. Word entry
- This pair ranks #113,447 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "six" and "sum" also get mixed up with nearby pairs, the highest-scored neighbour is "stem vs sum". Nearby pair
Confusion rank #113,447 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.