It was an agonizing twenty minutes wait for the results.
Agonizing decisions and choices are very difficult to make. He now faced an agonizing decision about his immediate future
ago·niz·ing in BRIT, also use agonising1. Something that is agonizing causes you to feel great physical or mental pain. He did not wish to die the agonizing death of his mother and brother + agonizingly ago·niz·ing·ly Progress was agonizingly slow
\AH-gahn; ah-GOHN\, plural agones \uh-GOH-neez\ noun: A struggle or contest; conflict; especially between the protagonist and antagonist in a literary work
ago·nize agonizes agonizing agonized in BRIT, also use agonise If you agonize over something, you feel very anxious about it and spend a long time thinking about it. Perhaps he was agonizing over the moral issues involved. to think about a difficult decision very carefully and with a lot of effort agonize over/about