abase

Short definition from Wiktionary

Verb

1. 1
   To lower, as in condition in life, office, rank, etc., so as to cause pain or hurt feelings; to degrade, to depress, to humble, to humiliate.
2. 2
   To lower physically; to depress; to cast or throw down; to stoop.
3. 3
   To lower in value, in particular by altering the content of alloys in coins; to debase.