"abandonment" in the noun sense
1. abandonment, forsaking, desertion
the act of giving something up
2. desertion, abandonment, defection
withdrawing support or help despite allegiance or responsibility
"his abandonment of his wife and children left them penniless"
3. abandonment
the voluntary surrender of property (or a right to property) without attempting to reclaim it or give it away
Source: WordNet® (An amazing lexical database of English)
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