mishap

"He is a student of life."

"It was my fortune, or misfortune, to be called to the office of Chief Executive without any previous political training. - Ulysses S. Grant"

"to die by an accident"

"The dry-stone wall used a large, flat through to support the top stones. "

"Despite her careful planning, the trip was ruined by a series of unfortunate mischances, including a delayed flight and a lost suitcase. "

"The miners used dynamite to shatter rocks."

"She was carrying a heavy backpack to school. "

"The flight was delayed due to bad weather. "

"The leaky faucet in the kitchen is a problem that needs fixing. "

"My math homework had a mistake; I added the numbers incorrectly. "

"The lightning caused thunder."

"More people today carry a watch on their wrists than in their pockets."