Envenom
ENVEN'OM, verb transitive [from venom.] To poison; to taint or impregnate with venom, or any substance noxious to life; never applied, in this sense, to persons, but to meat, drink or weapons; as an envenomed arrow or shaft; an envenomed potion.
1. To taint with bitterness or malice; as the envenomed tongue of slander.
2. To make odious.
O what a world is this, when what is comely
Envenoms him that bears it!