precipitated

"The children were scrambling up the small hill to reach the playground. "

"My friend told me there was something in the box, but I didn't know what it was yet. "

"it precipitated their success"

"He discovered penicillin largely accidentally."

"The wind blew the door shut violently, making everyone jump. "

"The children played tag on the schoolyard during recess. "

"The miners used dynamite to shatter rocks."

"a precipitous cliff"

"The school's playground was a favorite spot for the children after their classes. "

"There was a torrential downpour and we were all soaked."

"suspension from a hook"

"The crowd was distracted by a helicopter hovering over the stadium when the only goal of the game was scored."