Gerundial use meaning the act or process of making someone feel bitter.
Definitionen
The act or process of making someone feel bitter or resentful. The constant criticism led to the gradual embittering of their relationship.
embittergerundium / partizip präsens ‘embittering’ functions as an adjective meaning ‘causing bitterness or resentment’.
Definitionen
Causing or likely to cause bitterness or resentment. It was an embittering defeat that haunted the team for years.