in a very painful manner; the progress was agonizingly slow
[ Syn: agonizingly , agonizingly , excruciatingly , excruciatingly , agonizingly , agonizingly , excruciatingly , excruciatingly , agonizingly , agonizingly , excruciatingly , excruciatingly , agonizingly , agonizingly , excruciatingly , excruciatingly ]