weak-mindedness

He in his weak-mindedness was compelled to hire the brains of a mere substitute, a manager, if you prefer.

The Archduke was sullen enough at what he called the weak-mindedness of France.

Jim's only answer is to lift his hands and shoulders in protest against his friend's weak-mindedness.

Max walked with drooping tail, and Brenda was whining softly to herself from sheer weariness and weak-mindedness.

“That might have been weak-mindedness,” said the Old Maid, which sounded ambiguous.