Love affair (5)
'love affair' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for amour that I've seen before include "Love-affair" , "Secretive affair" , "close relationship" , "Illicit love" , "Affair of the heart" .)
'love affair' is the definition.
(synonyms)
This is all the clue.
(Other definitions for romance that I've seen before include "Novel (or often its main theme)" , "Amorous relationship" , "Love affair; medieval tale" , "Group of languages" , "mysterious quality" .)