бросать то в жар, то в холод(досл. "быть (одновременно) горячим и холодным"; от шока или болезни: After the pneumonia took hold, she was hot and cold all night. – её бросало то в жар, то в холодthefreedictionary.comShabe)
кишеть(When I travel outside Baghdad by road it takes me two weeks to plan it, because the roads are infested with insurgents, checkpoints, hooded men and throat-cutters.4uzhoj)