Plural of embitterment; multiple instances or sources of deep resentment and anger.
The regular plural form of 'embitterment,' created by adding '-s' to the singular noun.
The fact that this word exists as a plural suggests people understood that bitterness often comes in layers—not one big betrayal, but many small disappointments accumulating until you're 'embittered' in the deepest sense. It's the thousand cuts, not the sword stroke.
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