smockvssmogWhich spelling fits?

Which to use

“smock” and “smog” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#49,052
“smock” frequency rank
#27,289
“smog” frequency rank
76341
confusion score

Side-by-Side Comparison

Feature smock smog
Definition A type of undergarment worn by women; a shift or slip. A noxious mixture of particulates and gases that is the result of urban air pollution.

Where the eye mixes smock and smog

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. smock runs 5 letters (CCVCC) against smog's 4 (CCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
smock
4 ch
smog

Look-alike desk: smock vs smog

A purely visual mix-up. smock (/smɒk/) and smog (/smɒɡ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 76341, derived from the frequency rank of both members and their visual similarity.

smock is recorded at frequency rank #49,052, classified as anoun, pronounced /smɒk/. smog is at rank #27,289, tagged as anoun, pronounced /smɒɡ/.

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 76341, this pair ranks #30,386 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of smock vs smog

Shared letters: mos. Private to "smock": ck. Private to "smog": g.

"smock" · 5 letters · shape CCVCC  ·  "smog" · 4 letters · shape CCVC

Known mistypes of this pair

  • smockmsock · smcok · smmock · smocck · smockk · smokc · somck · ssmock
  • smogmsog · smgo · smmog · smogg · somg · ssmog

Frequently Asked Questions

Do "smock" and "smog" mean the same thing in a sentence?
No. They are said differently (/smɒk/ versus /smɒɡ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "smock" or "smog"?
"smog" is the more common of the two: it sits at frequency rank #27,289 in our English list, against #49,052 for "smock". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "smock" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "smog" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,386 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "smock" and "smog" also get mixed up with nearby pairs, the highest-scored neighbour is "smock vs soca". 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 #30,386 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