flyblow

noun

1. An egg laid by a fly in animal flesh; a maggot hatched from such an egg.

verb

1. (transitive)To deposit eggs upon, as a blowfly does on flesh; to cause to be maggoty.
2. (broadly, transitive)To taint or contaminate.

   “I am unwilling to believe that he designs to play tricks, and to flyblow my words, to make others distaste them.”