Her stress-induced headaches got worse as the project deadline approached.

stress-induced 是由名词 stress（压力）和动词 induce（引起、导致）的过去分词 induced 组成的复合形容词。stress 指"压力"，induced 表示"由...引起的"。 stress-induced 合起来表示"由压力引起的"，用来描述某种由压力导致的情况或症状。