debaser
nounUK /dɪˈbeɪsə(ɹ)/
Etymology From debase + -er.
1
One who, or that which, debases.
- […]a most jealous and barbarous governor, a debaser of the Roman empire, a corrupter of all that was good[…]1869, Thomas Stackhouse, A history of the holy Bible, page 1130: