Definition of "flawed"

He presents Hitler’s rise as an element of the collapse of a republic confronting dilemmas of globalization with imperfect instruments and flawed leaders.

2018 June 14, Timothy Snyder, “How Did the Nazis Gain Power in Germany?”, in The New York Times

Yet he was correct on every point, meaning that the Plan was deeply flawed from the start.

2023 March 8, David Clough, “The long road that led to Beeching”, in RAIL, number 978, page 42