IPA: /prɪˈsɪpɪtənsi/
KK: /prɪˈsɪpɪtənsi/
A quality or state of acting quickly and without careful thought, often leading to rash decisions or actions.
His precipitancy in making decisions often led to mistakes.
Precipitancy → It is formed from "praecipitare" (meaning to throw down) and the suffix "-ancy" (indicating a state or quality). The word refers to the state of being rash or hasty, as if one is thrown down into action without careful thought.
Think of being 'thrown down' ('praecipitare') into a situation without thinking — that's why precipitancy means acting hastily.