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derm/o
skin
pachy
thick
erythr/o
red
kerat/o
hard or corrnea
lip/o
fat
-oma
tumor
xanth/o
yellow
melan/o
black
seb/o
sebum (oil)
-rrhea
discharge
hidr/o
sweat
hist/o
tissue
onych/o
nail
toxic/o
poison
tox/o
poison