precipitated
v. C1 Advanced US //pɹɪˈsɪpɪˌteɪtɪd// UK //pɹɪsˈɪpɪtˌeɪtɪd// pre·cip·i·tat·ed
v. to cause something to happen suddenly and quickly, often in a way that is difficult to stop. You use this when one event leads to a much bigger or more serious one.
v. to cause something to happen suddenly and rapidly, often in a way that is difficult to control or reverse. Frequently used in formal or academic contexts to describe the onset of a crisis or significant change.
The heavy rain precipitated a flood in the valley.
The sudden drop in oil prices precipitated a global economic crisis that lasted for several years.
The failure of the initial negotiations precipitated a series of diplomatic maneuvers that eventually led to the signing of the peace treaty.