profligate
[adjective]
Synonyms:
- extravagant, immoderate, improvident, prodigal, reckless, spendthrift, wasteful
- depraved, debauched, degenerate, dissolute, immoral, licentious, shameless, wanton, wicked, wild
[noun]
Synonyms:
- spendthrift, squanderer, waster, wastrel
- degenerate, debauchee, libertine, rake, reprobate, roué

[TahlilGaran] English Synonym Dictionary ▲

prof‧li‧gate /ˈprɒfləɡət, ˈprɒflɪɡət $ ˈprɑː-/ adjective formal
[Date: 1500-1600; Language: Latin; Origin: past participle of profligare 'to strike down']

1. wasting money or other things in a careless way Synonym : wasteful:
profligate spending
the profligate use of energy resources

2. behaving in an immoral way and not caring that your behaviour is bad
—profligacy noun [uncountable]
—profligate noun [countable]

[TahlilGaran] Dictionary of Contemporary English ▲