claver      (Scot.) idle chatter.
scaife an iron wheel charged with diamond dust, used for grinding and polishing gems.
scurf minute exfoliated flakes of skin.
swarf particulate matter formed by the operation of a machine tool.
humble pie [/an umble pie/, erroneous for /a numble pie/].
exuviae animals' molted body-coverings: skins, shells, or the like.
numbles (archaic) "certain of the inward parts of an animal, esp. of a deer, used as food."
fitcher (of a drill-bit's flutes) to become clogged with ejecta.
purtenance (arch.) an animal's heart, liver, and lungs.
muscae volitantes threads and specks seen before the eyes. [L, flying flies.]
crock soot or smut; dye which rubs off of poorly dyed cloth.
chimaera "a fish of the family /Chimeridae/, the male of which has a spiny clasping organ over the mouth."