Adolescence /ˌæd

traffic /ˈtræf.ɪk/ noun [ U ] VEHICLES
1. the amount of vehicles moving along roads, or the amount of aircraft, trains or ships moving along a route
There was heavy/a lot of traffic on the roads this morning.
We got stuck in traffic for several hours.
New measures have been introduced to try and ease traffic congestion in the city.
Five people were injured in a traffic accident (= one involving vehicles) .
Air traffic has increased 30% in the last decade.
2. people or goods transported by road, air, train or ship, as a business
The airline halved its overseas service because of a sharp reduction in traffic.
Environmental groups want more passenger and freight traffic moved off the roads and onto trains.