Which to use
“cod” and “crud” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #8,399
- “cod” frequency rank
- #45,306
- “crud” frequency rank
- 53705
- confusion score
Side-by-Side Comparison
| Feature | cod | crud |
|---|---|---|
| Definition | A type of sea fish or the meat from said fish. | Dirt, filth or refuse. |
Where the eye mixes cod and crud
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses cod with crud
A purely visual mix-up. cod (/kɒd/) and crud (/kɹʌd/) 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 53705, derived from the frequency rank of both members and their visual similarity.
cod is recorded at frequency rank #8,399, classified as anoun, pronounced /kɒd/. crud is at rank #45,306, tagged as anoun, pronounced /kɹʌd/.
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 53705, this pair ranks #146,850 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of cod vs crud
Shared letters: cd. Private to "cod": o. Private to "crud": ru.
"cod" · 3 letters · shape CVC · "crud" · 4 letters · shape CCVC
Known mistypes of this pair
- crud ← ccrud · crdu · crrud · crudd · rcud
Frequently Asked Questions
Do "cod" and "crud" mean the same thing in a sentence?
Frequency check: "cod" vs "crud" - which ranks higher?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "cod" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "crud" - compare definitions side by side with the headword page. Word entry
- This pair ranks #146,850 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "cod" and "crud" also get mixed up with nearby pairs, the highest-scored neighbour is "crud vs CVD". 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 #146,850 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.