1.do something one knows well
2.as facile as traveling along a familiar road in light carriage
1.familiar route
2.familiar road
1.travel with light luggage and few attendants
1.do a familiar work with ease
2.drive a light carriage on a familiar road
3.be able to handle a job with ease because one had previous experience
4.make easy progress through experience
1.harness racing
1.light armored vehicle
1.light railway
2.light rail
1.light vehicle