Whiplashy
"Whiplashy" in a Sentence (2 examples)
The British news media has a whiplashy relationship with Ms. Deyn, simultaneously crushed-out and abusive.
If you're the type of rider who likes to stand on the pedals and whip the bike back and forth when climbing hills, you should know that doing so with your kid in the seat could give her a seriously unpleasant, whiplashy ride.