One example: Many American children in urban ghettos grow up to be jaded, because they experience so much excitement and danger in early life.
"The girl had a jaded manner that was far beyond her tender years."
She had been overworking for many months and was tired and jaded.
Maybe I am becoming jaded by being too far removed from the sharp end.
His view of life is jaded after realizing he was conned by his wife for 30 years.