Definitions:

1. Refers to the trait or characteristic of being excessively greedy or covetous, especially with regard to wealth or material possessions. NOUN
   • Her insatiable avariciousness drove her to hoard every penny she could get her hands on.
2. Showing an extremely strong wish to get or keep money or possessions. NOUN
   • The avariciousness of the politician led him to prioritize personal gain over the well-being of his constituents.

Synonyms:

• avarice
• covetousness
• graspingness
• greed
• greediness
• materialism
• possessiveness
• rapaciousness