Answer:

yore

Answer	Crossword Clue
YORE	Days of old
YORE	Long ago
YORE	Time past

YORE	Yesteryear
YORE	The good olde days
YORE	Days of ...
YORE	Bygone days
YORE	Times past
YORE	Days long past
YORE	Days gone by
YORE	Times gone by

YORE	Bygone times
YORE	Olden days
YORE	Eld
YORE	Antiquity
YORE	Time long past
YORE	Distant past
YORE	Time gone by
YORE	Days of ..

YORE	Olden times
YORE	Past time
YORE	A long-gone era
YORE	Old times
YORE	Old
YORE	Way-back-when time
YORE	"To show false Art what beauty was of ..": Shakespeare
YORE	Auld lang syne

YORE	Days of knights?
YORE	Knight time?
YORE	Arthurian times
YORE	Arthurian era, e.g.
YORE	Ancient past
YORE	Bygone time
YORE	Days of knights
YORE	Times long past

YORE	Times long ago
YORE	Days of ... (olden times)
YORE	Days knights flourished
YORE	Knight time
YORE	Of the past