贪婪用英语说作 "greed".

这个词源于中世纪时期由拉丁语"avaritia"演变而来。

例句：

His greed for money ultimately led to his downfall. (他对金钱的贪婪最终导致了他的毁灭。)

The corporation's greed caused them to exploit their workers. (该公司的贪婪导致了它们剥削工人。)