duf·fel or duf·fle 
(dŭfəl)
(dŭfəl)n.
1. A blanket fabric made of low-grade woolen cloth with a nap on both sides.
2. Clothing and other personal gear carried by a camper.
3. A duffel bag.
[Dutch, after Duffel, a town in Belgium.]
- cosmic ray air shower
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