Greed (noun)

1. An intense and selfish desire for wealth, power, or material possessions.
2. Excessive or rapacious desire, especially for wealth or possessions.

Origin:

Middle english: from old english gred 'intensity of desire', of germanic origin; related to grow.

Examples:

1. His greed for money led him to make unethical decisions that ultimately caused his downfall.
2. The company was accused of exploiting workers and the environment in their greed for profit.
3. Her greed for power was apparent in the way she manipulated those around her to achieve her goals.
4. The greedy banker was only interested in increasing his own wealth, regardless of the consequences for others.
5. The greed of the emperor and his court was legendary, and they were known to have enriched themselves at the expense of their subjects.