precipitate

To cause to happen, especially suddenly or prematurely.

To cause to fall down from a height; hurl downward.

To put suddenly into a certain state or condition.

To cause (a form of water, as rain or snow) to fall from the air.

To cause (a solid substance) to be separated from a solution.

To fall from the air as a form of water, such as rain or snow.

To be separated from a solution as a solid.

Moving rapidly and heedlessly; speeding headlong.

Acting with or marked by excessive haste and lack of due deliberation. synonym: impetuous.

Occurring suddenly or unexpectedly.