Cafe (6,3)
'cafe' is the definition.
(synonyms)
This is all the clue.
(Another definition for coffee bar that I've seen is " Buffet".)
'cafe' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for diner that I've seen before include "one at banquet?" , "one taking several courses" , "(Person eating in) restaurant" , "One taking a meal" , "Restaurant customer" .)
'cafe' is the definition.
(tearoom is a type of cafe)
This is the entire clue.
(Other definitions for tearoom that I've seen before include "Where light refreshments are served" , "Cafeteria" , "24" , "Restaurant for light meals" , "Type of restaurant" .)
(Other definitions for teashop that I've seen before include "Cafe (paradoxically?)" , "Place of refreshments" .)