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fruity
frumentaceous
frumenty
frump
frus
frustrate
frustrated
frustration
frustule
frustum
frutescent
fruutapang
FRY
fry (1)
fry (2)
fry-up
fryer
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frustule

frus·tule [ frús chl ] (plural frus·tules)


noun 
Definition:
 
cell wall: the hard cell wall of a microscopic organism diatom

[Mid-19th century. < Latin frustulum "small piece" < frustum "bit (cut off), piece (of a whole)"]
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