The action or process of crumbling; the state of being crumbled or broken apart.
From 'crumble' plus the abstract noun suffix '-ment' (the state or process of). Archaic or literary usage, creating a formal noun from the verb 'crumble.'
This word is almost Shakespearean in its formality—using '-ment' to turn an action into a noun was common for dramatic effect in early modern English, like 'wastement' or 'ruinment.'
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