precipitance / precipitants [prəˈsɪpətən(t)s]
precipitance – n. – 1. sudden or abrupt action or change of events; 2. excessive haste in thought or action
precipitants – n. pl. of precipitant – 1. rash or thoughtless acts; 2. Chemistry substances that cause solutes to come out of solution; 3. causes of particular events or actions, stimuli