extend

They also carry out research work aimed at extending man’s knowledge of these subjects.

stretch

For instance, the phone might be the best medium for sales where employees are encouraged

to stretch the truth.

prolong

Earlier detection and treatment may not have cured him, but it would have prolonged his life.

spread

As war spreads to many comers of the globe, children sadly have been drawn into the center of conflicts.

swell

These swells of water come ashore at tremendous speeds and cause most of the damage done to

beach-front buildings.

circumstance

Only under special circumstances are freshmen permitted to take make-up tests.

environment

Over-fishing, coupled with destructive fishing practices, is killing off the fish and ruining

their environment.

rely

Yet today some 80 percent of practicing

physicians rely entirely on this kind of paper trail.