SmythvssynthWhich spelling fits?

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

Which to use

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

#27,646
“Smyth” frequency rank
#18,442
“synth” frequency rank
46088
confusion score

Side-by-Side Comparison

Feature Smyth synth
Definition A surname originating as an occupation. A musical synthesizer.

Letter map: Smyth vs synth

Shared letters muted; letters that set Smyth and synth apart highlighted. Shared run: 4. Smyth (CCVCC) and synth (CVCCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
Smyth
5 ch
synth

Role in the sentence - Smyth and synth

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Smyth is aname and synthanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 46088, derived from the frequency rank of both members and their visual similarity.

Smyth is recorded at frequency rank #27,646, classified as aname. synth is at rank #18,442, tagged as anoun, pronounced /sɪnθ/.

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 46088, this pair ranks #215,094 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Smyth vs synth

Shared letters: hsty. Private to "Smyth": m. Private to "synth": n.

"Smyth" · 5 letters · shape CCVCC  ·  "synth" · 5 letters · shape CVCCC

Known mistypes of this pair

  • Smyth ← msyth · smmyth · smtyh · smyht · smythh · smytth · smyyth · ssmyth
  • synth ← snyth · ssynth · synht · synnth · synthh · syntth · sytnh · syynth

Frequently Asked Questions

Do "Smyth" and "synth" mean the same thing in a sentence?
No - they are not even the same part of speech. "Smyth" is a name and "synth" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Smyth" or "synth" show up more?
"synth" is the more common of the two: it sits at frequency rank #18,442 in our English list, against #27,646 for "Smyth". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "Smyth" vs "synth" is on the table, pick a follow-up below.

  • Full dictionary entry for "Smyth" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "synth" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #215,094 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Smyth" and "synth" also get mixed up with nearby pairs, the highest-scored neighbour is "Smyth 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 #215,094 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