Part 1. Vocabulary bipolar / bīˈpōlər/ adj - (of psychiatric illness) characterized by both manic and depressive episodes I can't understand her at times because of her bipolar attitude. manic / Manik/ adj - showing wild, apparently deranged, excitement and energy The party is causing manic to the attendees. upheaval / ˌƏpˈhēvəl/ n - a violent or sudden change or disruption to something Major upheavals are happening due to the riot and chaos. prevalent / Prev (ə) lənt/ adj - widespread in a particular area or at a particular time Social media addiction is prevalent in society today. complex / ˌKämˈpleks, kəmˈpleks, ˈkämˌpleks/ adj - not easy to analyze or understand; complicated or intricate She has a complex project to finish for the semester. deprivation / ˌDeprəˈvāSH...