Wiktionary
bespoil
vb. (context dated transitive English) To spoil or pollute.
Usage examples of "bespoil".
They destroyed that place of worship, threw down Upaut's standards, broke in pieces Upaut's armor and chariot, bespoiling everything for no greater reason than that Upaut was now weak and they were strong in their lord's favor.
Perhaps a merchant had complained of shoplifting, or of shit bespoiling the street, and the police had decided to clean out the human vermin.