Which to use
“smith” is a noun and “sth” is a pronoun - they look or sound alike but fill different roles in a sentence.
- #1,376
- “smith” frequency rank
- #40,035
- “sth” frequency rank
- 41411
- confusion score
Side-by-Side Comparison
| Feature | smith | sth |
|---|---|---|
| Definition | A craftsperson who works metal into desired forms using a hammer and other tools, sometimes heating the metal to make it more workable, especially a blacksmith. | Abbreviation of something. |
Letter map: smith vs sth
Shared letters muted; letters that set smith and sth apart highlighted. Shared run: 3.
Part-of-speech tell for smith / sth
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: smith is anoun and sthapronoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 41411, derived from the frequency rank of both members and their visual similarity.
smith is recorded at frequency rank #1,376, classified as anoun, pronounced /smɪθ/. 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 41411, this pair ranks #258,691 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of smith vs sth
Shared letters: hst. Private to "smith": im. Private to "sth": -.
"smith" · 5 letters · shape CCVCC · "sth" · 3 letters · shape CCC
Known mistypes of this pair
- smith ← msith · simth · smiht · smithh · smitth · smmith · smtih · ssmith
Frequently Asked Questions
Is swapping "smith" for "sth" ever safe?
In ordinary English text, does "smith" or "sth" show up more?
Useful next steps
You've compared "smith" and "sth". Here's where to go from here.
- Full dictionary entry for "smith" 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 #258,691 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "smith" 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 #258,691 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.