Twee, olde-worlde (6)
I believe the answer is:
quaint
This clue is a double definition.
'twee' is the first definition.
(I've seen this before)
'olde-worlde' is the second definition.
(I've seen this before)
(Other definitions for quaint that I've seen before include "Charmingly strange" , "Pleasantly old-fashioned" , "Picturesque" , "Funny and old-fashioned" , "Pleasantly odd" .)