1excess fat accumulated around the waist and abdomen
with a spare tire around his waist
2to develop a distinct shape
take form
3sitting as a passenger behind the operator of a motorcycle, scooter, or bicycle
ride pillion
4to have a difficult time
have a bumpy ride
5a patient who attends a hospital for treatment without staying there overnight
outpatient
7choosing the easiest, most convenient, or least confrontational option
take the line of least resistance
8the arrival, start, or, beginning of something significant
advent
9a rough, estimated number or approximation
give a ballpark figure
10running for election
stand for election
11last or remain popular for a long time
stand the test of time
12unusually fitted or qualified; likely
apt
14a specific, core issue that causes disagreement
a bone of contention
15to quickly study, review, or learn as much as possible about a specific subject
bone up on