venal - Definitions from Dictionary.com (etymology):

venal (VEE-nuhl) adjective

1. 1. Open to bribery; mercenary: a venal police officer.
   2. Capable of betraying honor, duty, or scruples for a price; corruptible.
2. Marked by corrupt dealings, especially bribery: a venal administration.
3. Obtainable for a price.

Source: The American Heritage® Dictionary of the English Language, Fourth Edition
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