Contaminate

[Sarah]

To soil, stain, or corrupt by contact; to tarnish; to sully; totaint; to pollute; to defile.Shall we now Contaminate our figures with base bribes Shak.I would neither have simplicity imposed upon, nor virtuecontaminated. Goldsmith.

[Sarah]

To forcefully play music or sing or otherwise make some consistent sound within earshot of a person or group who consider said sounds annoying and unwanted.

[Tanya Shivari]

Make (something) impure by exposure to or addition of a poisonous or polluting substance.

[Jessica]

to make something less pure or make it poisonous: