Frass is a 5 letter English word. It's valid Words with friends word worth 8 points.
You can make 42 anagrams from letters in frass (afrss).
1850-55; orig., the refuse and excrement of boring or leaf-eating insects German Frass insect damage, corrosion, noun from base of fressen to eat (of animals); see fress
Generally underneath the tree will be found the frass, or ejectamenta, of the caterpillar.
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