gastronome vs foodie

gastronome and foodie both are nouns.

Word	Noun	Adjective	Verb	Adverb
gastronome	Yes	No	No	No
foodie	Yes	No	No	No

As nouns, gastronome and foodie are synonyms defined as:

gastronome and foodie: a person devoted to refined sensuous enjoyment (especially good food and drink)

Other synonyms of gastronome include bon vivant, epicure, epicurean, gourmet.

gastronome (noun)	foodie (noun)
a person devoted to refined sensuous enjoyment (especially good food and drink)	a person devoted to refined sensuous enjoyment (especially good food and drink)