The term "normal flow of traffic" refers to the standard speed and direction at which vehicles move on a given road. There are several synonyms for this term, including "regular traffic flow," "usual traffic patterns," and "typical flow of vehicles." Other options include "standard pace of driving," "average flow of traffic," and "routine road traffic." These terms all suggest a consistency in the movement of vehicles and imply that any disruption or deviation from this pattern is abnormal or unusual. Drivers are expected to follow the normal flow of traffic to maintain safety and avoid accidents on the road.