Which to use
“star” is a noun and “sth” is a pronoun - they look or sound alike but fill different roles in a sentence.
- #666
- “star” frequency rank
- #40,035
- “sth” frequency rank
- 40701
- confusion score
Side-by-Side Comparison
| Feature | star | sth |
|---|---|---|
| Definition | Any small, natural and bright dot in the sky, most visible in the night or twilight sky. This sense includes the planets, but it is now sometimes used in exclusion of them due to influence from the technical astronomical sense. | Abbreviation of something. |
Letter map: star vs sth
Shared letters muted; letters that set star and sth apart highlighted. Shared run: 2.
Grammar separator: star vs sth
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: star is anoun and sthapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 40701, derived from the frequency rank of both members and their visual similarity.
star is recorded at frequency rank #666, classified as anoun, pronounced /stɑː(ɹ)/. sth is at rank #40,035, tagged as apron.
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 40701, this pair ranks #265,159 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of star vs sth
Shared letters: st. Private to "star": ar. Private to "sth": h.
"star" · 4 letters · shape CCVC · "sth" · 3 letters · shape CCC
Known mistypes of this pair
- star ← satr · sstar · stra · sttar
Frequently Asked Questions
Do "star" and "sth" mean the same thing in a sentence?
In ordinary English text, does "star" or "sth" show up more?
Useful next steps
You've compared "star" and "sth". Here's where to go from here.
- Full dictionary entry for "star" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sth" - compare definitions side by side with the headword page. Word entry
- This pair ranks #265,159 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "star" and "sth" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs sth". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #265,159 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.