Which to use
“crud” and “crumb” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #45,306
- “crud” frequency rank
- #29,984
- “crumb” frequency rank
- 75290
- confusion score
Side-by-Side Comparison
| Feature | crud | crumb |
|---|---|---|
| Definition | Dirt, filth or refuse. | A small piece which breaks off from baked food (such as cake, biscuit or bread). |
Where the eye mixes crud and crumb
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. crud runs 4 letters (CCVC) against crumb's 5 (CCVCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between crud and crumb
A purely visual mix-up. crud (/kɹʌd/) and crumb (/kɹʌm/) 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 75290, derived from the frequency rank of both members and their visual similarity.
crud is recorded at frequency rank #45,306, classified as anoun, pronounced /kɹʌd/. crumb is at rank #29,984, tagged as anoun, pronounced /kɹʌm/.
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 75290, this pair ranks #33,603 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of crud vs crumb
Shared letters: cru. Private to "crud": d. Private to "crumb": bm.
"crud" · 4 letters · shape CCVC · "crumb" · 5 letters · shape CCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "crud" for "crumb" ever safe?
Which is more common, "crud" or "crumb"?
Useful next steps
Eye-level mix-up between "crud" and "crumb" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "crud" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "crumb" - compare definitions side by side with the headword page. Word entry
- This pair ranks #33,603 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "crud" and "crumb" 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 #33,603 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.