care-crazed

He pressed it between his hands, sighed heavily from his care-crazed heart, and strove to tell his meaning in words which would not flow, in which he knew not how to breathe the bubble-thought that danced about his brain.

Blackwood's Edinburgh Magazine — Volume 53, No. 330, April 1843 Various

Before he died, the good earl of Kent, who had still attended his old master's steps from the first of his daughters 'ill usage to this sad period of his decay, tried to make him understand that it was he who had followed him under the name of Caius; but Lear's care-crazed brain at that time could not comprehend how that could be, or how Kent and

Tales from Shakespeare Mary Lamb 1805

Before he died, the good earl of Kent, who had still attended his old master’s steps from the first of his daughters’ ill usage to this sad period of his decay, tried to make him understand that it was he who had followed him under the name of Caius; but Lear’s care-crazed brain at that time could not comprehend how that could be, or how Kent and Caius could be the same person: so Kent thought it needless to trouble him with explanations at such a time; and Lear soon after expiring, this faithful servant to the king, between age and grief for his old master’s vexations, soon followed him to the grave.

King Lear 1878

Before he died, the good Earl of Kent, who had still attended his old master's steps from the first of his daughters 'ill usage to this sad period of his decay, tried to make him understand that it was he who had followed him under the name of Caius; but Lear's care-crazed brain at that time could not comprehend how that could be, or how Kent and Caius could be the same person: so Kent thought it needless to trouble him with explanations at such a time; and Lear soon after expiring, this faithful servant to the king, between age and grief for his old master's vexations, soon followed him to the grave.

Tales from Shakespeare Mary Lamb 1805