contaminar angolul

contaminate [contaminated, contaminating, contaminates]▼(To introduce impurities or foreign matter)
verb
[UK: kən.ˈtæ.mɪ.neɪt] [US: kən.ˈtæ.mə.ˌnet]

pollute [polluted, polluting, pollutes]▼(to make something harmful)
verb
[UK: pə.ˈluːt] [US: pə.ˈluːt]

taint [tainted, tainting, taints]▼(To contaminate or corrupt something with an external agent, either physically or morally)
verb
[UK: teɪnt] [US: ˈteɪnt]