luxuriation vs pleasure

luxuriation and pleasure both are nouns.

Word	Noun	Adjective	Verb	Adverb
luxuriation	Yes	No	No	No
pleasure	Yes	No	No	No

As nouns, pleasure is a hypernym of luxuriation; that is, pleasure is a word with a broader meaning than luxuriation:

luxuriation (noun)	pleasure (noun)
an activity that affords excessive pleasure and enjoyment	sexual gratification
	an activity that affords enjoyment
	something or someone that provides a source of happiness
	a formal expression
	a fundamental feeling that is hard to define but that people desire to experience