(每日一词）taint

Taint  /teɪnt/ v. （通过添加有害物质而）污染（食品、血液等）；玷污，败坏

meaning: to spoil something, especially food or blood, by adding a harmful substance, or to spoil people’s opinion of someone.

1) 对比：taint/paint/faint/saint 

2) 联系：t—贪污腐败，玷污名声

e.g. His reputation was permanently tainted by the financial scandal. 那起财务丑闻让他一辈子声名狼藉。