luxuriant vs voluptuary

luxuriant is not a noun while voluptuary is a noun.

Word	Noun	Adjective	Verb	Adverb
luxuriant	No	Yes	No	No
voluptuary	Yes	Yes	No	No

As adjectives, luxuriant and voluptuary are synonyms defined as:

luxuriant and voluptuary: displaying luxury and furnishing gratification to the senses

Other synonyms of luxuriant include epicurean, luxurious, sybaritic, voluptuous.

luxuriant (noun)	voluptuary (noun)
	a person addicted to luxury and pleasures of the senses

luxuriant (adjective)	voluptuary (adjective)
produced or growing in extreme abundance	displaying luxury and furnishing gratification to the senses
marked by complexity and richness of detail
displaying luxury and furnishing gratification to the senses