Which to use
“six” is a num and “sun” is a name - they look or sound alike but fill different roles in a sentence.
- #519
- “six” frequency rank
- #1,154
- “sun” frequency rank
- 1673
- confusion score
Side-by-Side Comparison
| Feature | six | sun |
|---|---|---|
| Definition | A numerical value equal to 6; the number following five and preceding seven. This number of dots: (••••••). | The star that is closest to the Earth. |
Where the eye mixes six and sun
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses six with sun
These two trip readers on the page rather than in the ear: six is /sɪks/ while sun is /sʌn/. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 1673, derived from the frequency rank of both members and their visual similarity.
six is recorded at frequency rank #519, classified as anum, pronounced /sɪks/. sun is at rank #1,154, tagged as aname, pronounced /sʌn/.
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 1673, this pair ranks #526,931 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of six vs sun
Shared letters: s. Private to "six": ix. Private to "sun": nu.
"six" · 3 letters · shape CVC · "sun" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "six" for "sun" ever safe?
In ordinary English text, does "six" or "sun" show up more?
After this comparison
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 "sun" - compare definitions side by side with the headword page. Word entry
- This pair ranks #526,931 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "six" and "sun" also get mixed up with nearby pairs, the highest-scored neighbour is "sun vs sura". Nearby pair
Confusion rank #526,931 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.