What is the word of interest?

Australia,

Amway,

Italy,

Welfare,

Geely,

Yuan Henry Zhen,

Patents,

Interest rate,

Austria,

Victory,

Gross profit margin,

Galileo,

Waste utilization,

Algeria,

Bulgaria,

Siberia,

Buddhist relics,

Bolivia,

Bailey,

Gross profit,

Profit margin,

Usury,

Interest,

Bailey,

Patent law,

Shengli oilfield,

Sword,

Sharp,

Buenos Aires,

Profits,

Madame Bovary,

Interests,

Australian National University,

Compound interest,

Right time, right place and right person,

Ruins,

Lima