Word Study
coom
CIDE DICTIONARY
coom, n. [Cf. G. kahm mold gathered on liquids, D. kam, Sw. kimrök pine soot, smoke black, Icel. kām grime, film of dirt.].
Soot; coal dust; refuse matter, as the dirty grease which comes from axle boxes, or the refuse at the mouth of an oven. Phillips. Bailey. [1913 Webster]
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