pestiferous
/peˈstɪfərəs/adjective
1- poetic/literary harbouring infection and disease〈诗/文〉传播疾病的, 藏有传染病的：
the pestiferous area around the prison.
监狱周围的疫区。
1.1
- humorous constituting a pest or nuisance; annoying〈幽默〉讨厌的, 恼人的：
that pestiferous nephew of yours.
你那讨厌的侄子。
词源
late Middle English （in the sense 'morally corrupting'）： from Latin pestifer 'bringing pestilence' + -OUS.