Adverb
in an erratic unpredictable manner
Source: WordNetRain amplifies your mistakes, and water on the track can make your car handle unpredictably. When something unpredictable happens you have to react to it; if you're reacting at speed, you're reacting too late. And so you should be afraid. Garth Stein
It is known that wildfires behave unpredictably - this is fundamental - but it is my experience that humans in the presence of wildfire are also likely to behave in aberrant and unpredictable ways. Michael Leunig
economic changes are proceeding erratically Source: Internet
Bamboos seldom and unpredictably flower, and the frequency of flowering varies greatly from species to species. Source: Internet
Because these supernovae arise from dim, common white dwarf stars in binary systems, it is likely that a supernova that can affect the Earth will occur unpredictably and in a star system that is not well studied. Source: Internet
Former APA president Martin Seligman spoke upon the invitation of the CIA on his animal experimentation where he shocked a dog unpredictably and repeatedly into total, helpless passivity. Source: Internet