Which to use
“sow” and “sub” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #17,722
- “sow” frequency rank
- #2,236
- “sub” frequency rank
- 19958
- confusion score
Side-by-Side Comparison
| Feature | sow | sub |
|---|---|---|
| Definition | A female pig. | Abbreviation of submarine. |
Where the eye mixes sow and sub
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between sow and sub
A purely visual mix-up. sow (/saʊ/) and sub (/sʌb/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 19958, derived from the frequency rank of both members and their visual similarity.
sow is recorded at frequency rank #17,722, classified as anoun, pronounced /saʊ/. sub is at rank #2,236, tagged as anoun, pronounced /sʌb/.
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 19958, this pair ranks #434,513 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of sow vs sub
Shared letters: s. Private to "sow": ow. Private to "sub": bu.
"sow" · 3 letters · shape CVC · "sub" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "sow" for "sub" ever safe?
Frequency check: "sow" vs "sub" - which ranks higher?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "sow" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sub" - compare definitions side by side with the headword page. Word entry
- This pair ranks #434,513 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sow" and "sub" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs sow". Nearby pair
Confusion rank #434,513 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.