bouquet vs olfactory property

bouquet and olfactory property both are nouns.

Word	Noun	Adjective	Verb	Adverb
bouquet	Yes	No	No	No
olfactory property	Yes	No	No	No

As nouns, olfactory property is a hypernym of bouquet; that is, olfactory property is a word with a broader meaning than bouquet:

Other hypernyms of bouquet include aroma, odor, odour, scent, smell.

bouquet (noun)	olfactory property (noun)
an arrangement of flowers that is usually given as a present	any property detected by the olfactory system
a pleasingly sweet olfactory property