Which to use
“dupe” is a noun and “dur” is an adjective - they look or sound alike but fill different roles in a sentence.
- #37,898
- “dupe” frequency rank
- #39,793
- “dur” frequency rank
- 77691
- confusion score
Side-by-Side Comparison
| Feature | dupe | dur |
|---|---|---|
| Definition | A person who has been deceived. | Major; in the major mode. |
Where the eye mixes dupe and dur
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. dupe runs 4 letters (CVCV) against dur's 3 (CVC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between dupe and dur
These two trip readers on the page rather than in the ear: dupe is /dʒuːp/ while dur is /duːɹ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 77691, derived from the frequency rank of both members and their visual similarity.
dupe is recorded at frequency rank #37,898, classified as anoun, pronounced /dʒuːp/. dur is at rank #39,793, tagged as anadj, pronounced /duːɹ/.
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 77691, this pair ranks #26,576 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of dupe vs dur
Shared letters: du. Private to "dupe": ep. Private to "dur": r.
"dupe" · 4 letters · shape CVCV · "dur" · 3 letters · shape CVC
Known mistypes of this pair
- dupe ← ddupe · dpue · duep · duppe · udpe
Frequently Asked Questions
Is swapping "dupe" for "dur" ever safe?
In ordinary English text, does "dupe" or "dur" show up more?
After this comparison
Eye-level mix-up between "dupe" and "dur" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "dupe" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "dur" - compare definitions side by side with the headword page. Word entry
- This pair ranks #26,576 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "dupe" and "dur" also get mixed up with nearby pairs, the highest-scored neighbour is "dox vs dur". 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 #26,576 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.