different between luxuriousness vs delicacy

English

luxurious +? -ness

luxuriousness (countable and uncountable, plural luxuriousnesses)

The state or property of being luxurious, of being expensive or indulgently pleasant.
The luxuriousness of the spa was present even in the expensive paper fittingly used for the bill.

From Middle English delicacie, from Middle English delicat, from Latin delicatus.

delicacy (countable and uncountable, plural delicacies)

The quality of being delicate.
Something appealing, usually a pleasing food, especially a choice dish of a certain culture suggesting rarity and refinement.
Fineness or elegance of construction or appearance.
Frailty of health or fitness.
Refinement in taste or discrimination.
Tact and propriety; the need for such tact.

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