Which to use
“duff” and “duffel” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #18,063
- “duff” frequency rank
- #40,222
- “duffel” frequency rank
- 58285
- confusion score
Side-by-Side Comparison
| Feature | duff | duffel |
|---|---|---|
| Definition | Dough. | A kind of coarse woolen cloth, having a thick nap or frieze. |
Where the eye mixes duff and duffel
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. duff runs 4 letters (CVCC) against duffel's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses duff with duffel
A purely visual mix-up. duff (/dʌf/) and duffel (/dʌfəl/) 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 2 extra letter(s) - “duff” sits inside “duffel”. Our composite confusion score for this pair is 58285, derived from the frequency rank of both members and their visual similarity.
duff is recorded at frequency rank #18,063, classified as anoun, pronounced /dʌf/. duffel is at rank #40,222, tagged as anoun, pronounced /dʌfəl/.
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 58285, this pair ranks #113,585 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of duff vs duffel
Shared letters: dfu. Private to "duff": -. Private to "duffel": el.
"duff" · 4 letters · shape CVCC · "duffel" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "duff" and "duffel" mean the same thing in a sentence?
Which is more common, "duff" or "duffel"?
After this comparison
Eye-level mix-up between "duff" and "duffel" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "duff" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "duffel" - compare definitions side by side with the headword page. Word entry
- This pair ranks #113,585 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "duff" and "duffel" also get mixed up with nearby pairs, the highest-scored neighbour is "daffy vs duff". 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 #113,585 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.