pestiferous

Meanings

• contaminated with infecting organisms; ; - Jane Austen
• likely to spread and cause an epidemic disease; - Jonathan Swift
• tending to corrupt or pervert
• causing irritation or annoyance

Synonyms

annoying, bothersome, corruptive, dirty, galling, irritating, nettlesome, perversive, pesky, pestering, pestilent, pestilential, plaguey, plaguy, teasing, vexatious, vexing