Phrase(s): writhe under something
1. Lit. to squirm with pain from being beaten with something. • The sailor writhed under the sting of the lash. • The child writhed under the pain of his spanking. 2. Fig. to suffer under a mental burden. • I writhed under her constant verbal assault and finally left the room. • Why do I have to writhe under her insults?
McGrawhill's American Idioms And Phrasal Verbs