Which to use
“six” is a noun and “su” is an adjective - they look or sound alike but fill different roles in a sentence.
- #20,832
- “six” frequency rank
- #20
- “su” frequency rank
- 20852
- confusion score
Side-by-Side Comparison
| Feature | six | su |
|---|---|---|
| Definition | Palabra clave radiofónica del ICAO y NATO para la cifra 6. | Adjetivo posesivo de la tercera persona; de él, de ella, de ellos, de ellas. |
Where the eye mixes six and su
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses six with su
These two trip readers on the page rather than in the ear: six is [ˈsɪks] while su is [su]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 20852, 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]. su is at rank #20, tagged as anadj, pronounced [su].
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 20852, this pair ranks #257,486 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of six vs su
Shared letters: s. Private to "six": ix. Private to "su": u.
"six" · 3 letters · shape CVC · "su" · 2 letters · shape CV
Frequently Asked Questions
Do "six" and "su" mean the same thing in a sentence?
In ordinary Spanish text, does "six" or "su" show up more?
Useful next steps
Eye-level mix-up between "six" and "su" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "six" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "su" - compare definitions side by side with the headword page. Word entry
- This pair ranks #257,486 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "six" and "su" also get mixed up with nearby pairs, the highest-scored neighbour is "sila vs six". Nearby pair
Confusion rank #257,486 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.