"wantoning" in the verb sense
1. piddle, wanton, wanton away, piddle away, trifle
waste time spend one's time idly or inefficiently
indulge in a carefree or voluptuous way of life
3. wanton, wanton away, trifle away
"wanton one's money away"
4. luxuriate, wanton
become extravagant indulge (oneself) luxuriously
engage in amorous play
behave extremely cruelly and brutally
Source: WordNet® (An amazing lexical database of English)
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