After working all night, he became so addle-pated that he couldn't even make simple decisions.

addle-pated 是由形容词 addle（变质的、混乱的）和名词 pate（头、脑袋）组成的复合词。addle 原指鸡蛋变质，引申为"头脑混乱"的意思；pate 是古英语中表示"头部"的词汇。 addle-pated 字面意思是"脑袋变质的"，引申为"头脑糊涂的、思维混乱的"状态，通常用来形容因疲劳或醉酒等原因导致的思维不清。