Which to use
“soy” and “sub” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #12,504
- “soy” frequency rank
- #2,236
- “sub” frequency rank
- 14740
- confusion score
Side-by-Side Comparison
| Feature | soy | sub |
|---|---|---|
| Definition | A common East Asian liquid sauce, made by subjecting boiled beans to long fermentation and then long digestion in salt and water. | Abbreviation of submarine. |
Where the eye mixes soy and sub
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: soy vs sub
A purely visual mix-up. soy (/sɔɪ/) 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 14740, derived from the frequency rank of both members and their visual similarity.
soy is recorded at frequency rank #12,504, classified as anoun, pronounced /sɔɪ/. 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 14740, this pair ranks #468,215 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of soy vs sub
Shared letters: s. Private to "soy": oy. Private to "sub": bu.
"soy" · 3 letters · shape CVV · "sub" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "soy" for "sub" ever safe?
In ordinary English text, does "soy" or "sub" show up more?
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 "soy" 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 #468,215 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "soy" and "sub" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs soy". Nearby pair
Confusion rank #468,215 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.