prodigality vs highlife

prodigality and highlife both are nouns.

Word	Noun	Adjective	Verb	Adverb
prodigality	Yes	No	No	No
highlife	Yes	No	No	No

As nouns, prodigality and highlife are synonyms defined as:

Other synonyms of prodigality include extravagance, high life, lavishness.

prodigality (noun)	highlife (noun)
the activity of excessive spending	the activity of excessive spending
the trait of spending extravagantly