1996, Mark Richard Zubro, Another Dead Teenager: A Paul Turner Mystery, St. Martin's Griffin (→ISBN):
“Your kid isn't nuts.” “Ever had one of his broccoli-and-asparagus omelets? Kid eats another vegetable, I'm going to ram a carrot down his throat until he gags.” “Most parents would kill for a kid like yours. Come on, admit it. This kid was sicko.”
1998, Daniel Hecht, Skull Session, New York : Viking
The damage level was sicko, even Eddy had been taken aback when they'd first gone inside, scared but trying to hide it. What was Eddy doing? "One last thing I wanna get," he'd said, and then disappeared back into the house. Now he was ...
2012, Elisabeth Young-Bruehl, Childism: Confronting Prejudice Against Children, Yale University Press (→ISBN), page 73:
“I didn't want that pediatrician to touch me, he was, like, a very weird guy, very sicko.” He took pictures of her genitals, and she later wondered whether this was for child pornography.
During the year when Mark was sicko, when he was jankywalking like a freak on the lam from a sideshow, Joaquin was always waiting on him hand and foot.
