sithvsSmythWhich spelling fits?

Quick tell: sith is a noun, Smyth is a name, so they fill different roles in a sentence.

Which to use

“sith” is a noun and “Smyth” is a name - they look or sound alike but fill different roles in a sentence.

#30,231
“sith” frequency rank
#27,646
“Smyth” frequency rank
57877
confusion score

Side-by-Side Comparison

Feature sith Smyth
Definition A journey, way. A surname originating as an occupation.

Letter map: sith vs Smyth

Shared letters muted; letters that set sith and Smyth apart highlighted. Shared run: 3. sith runs 4 letters (CVCC) against Smyth's 5 (CCVCC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
sith
5 ch
Smyth

Part-of-speech tell for sith / Smyth

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sith is anoun and Smythaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 57877, derived from the frequency rank of both members and their visual similarity.

sith is recorded at frequency rank #30,231, classified as anoun, pronounced /siːθ/. Smyth is at rank #27,646, tagged as aname.

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 57877, this pair ranks #116,320 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of sith vs Smyth

Shared letters: hst. Private to "sith": i. Private to "Smyth": my.

"sith" · 4 letters · shape CVCC  ·  "Smyth" · 5 letters · shape CCVCC

Known mistypes of this pair

  • sithisth · sithh · sitth · ssith · stih
  • Smythmsyth · smmyth · smtyh · smyht · smythh · smytth · smyyth · ssmyth

Frequently Asked Questions

Is swapping "sith" for "Smyth" ever safe?
No - they are not even the same part of speech. "sith" is a noun and "Smyth" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "sith" or "Smyth" show up more?
"Smyth" is the more common of the two: it sits at frequency rank #27,646 in our English list, against #30,231 for "sith". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "sith" and "Smyth". Here's where to go from here.

  • Full dictionary entry for "sith" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Smyth" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #116,320 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sith" and "Smyth" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs sith". 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 #116,320 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list