abaser
n. countable C2 Proficiency abas·er
n. someone who tries to make you feel small, unimportant, or ashamed. They act in a way that takes away your dignity or pride.
n. a person who lowers the rank, prestige, or self-esteem of another. Often used in literary or formal contexts to describe one who degrades or humiliates others.
He acted as a cruel abaser of his rivals.
The tyrant was a notorious abaser who took pleasure in forcing his subjects to beg for mercy in public.
In the classic tragedy, the protagonist's downfall is orchestrated by a subtle abaser who slowly erodes his confidence through constant, quiet belittlement.
From abase + -er.
Usage
The noun is derived from the transitive verb 'abase'.