The unusual transaction smacked of shady activities.
There are all the scandals and shady activities you've been involved in.
Tito is portrayed as Number One's old acquaintance who often engaged in shady activities.
Sheriff Dumire has suspected the Wendells of shady activities since their arrival and questions them about the missing businessman.
Whatever Esteban's shady activities, I'm sure she knows nothing of them.
The technology does not yet exist to keep track of all the secret and shady activities of the government.
Mary often suspected that he was with his grandmother and involved in her shady activities, though her mother would always deny it.
The book suggests that Becky has been involved in activities even more shady than her usual con games, but does not go into details.
The accent is all on the shady activities of the pretended sympathizers, the hangers-on.
Is it to publicize the shady activities of an organization which, over the years, probably has trained assassins, dictators and death squad leaders?