Which to use
“soi” is a noun and “sun” is a name - they look or sound alike but fill different roles in a sentence.
- #34,694
- “soi” frequency rank
- #1,154
- “sun” frequency rank
- 35848
- confusion score
Side-by-Side Comparison
| Feature | soi | sun |
|---|---|---|
| Definition | In Thailand, a side-street branching off a major street; an alley or lane. | The star that is closest to the Earth. |
Letter map: soi vs sun
Shared letters muted; letters that set soi and sun apart highlighted. Shared run: 1.
Part-of-speech tell for soi / sun
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: soi is anoun and sunaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 35848, derived from the frequency rank of both members and their visual similarity.
soi is recorded at frequency rank #34,694, classified as anoun. 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 35848, this pair ranks #308,392 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of soi vs sun
Shared letters: s. Private to "soi": io. Private to "sun": nu.
"soi" · 3 letters · shape CVV · "sun" · 3 letters · shape CVC
Frequently Asked Questions
Do "soi" and "sun" mean the same thing in a sentence?
Frequency check: "soi" vs "sun" - which ranks higher?
Useful next steps
Pair "soi" vs "sun" is on the table, pick a follow-up below.
- Full dictionary entry for "soi" 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 #308,392 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "soi" and "sun" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs soi". Nearby pair
Confusion rank #308,392 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.