Secretion
Discharge
noun, verbal noun, の adjective
ぶんぴつ
便秘 （べんぴ） Constipation
分泌 （ぶんぴつ） Secretion, Discharge
The bumpy ぶんぴ ride caused additional Secretion.
A Secretion leaked from his bum-pit ぶんぴつ