pyel-o, py-o, and pyr-o

pyel/o

means renal pelvis, which is part of the kidney

py/o

means pus

Pyoderma (pye-oh-DER-mah)

is any acute, inflammatory, pus-forming bacterial skin infection such as impetigo

pyr/o

means fever or fire

Pyrosis (pye-ROH-sis)

also known as heartburn, is discomfort due to the regurgitation of stomach acid upward into the esophagus