Former, prior (8)
I believe the answer is:
previous
This clue is a double definition.
'former' is the first definition.
(synonyms)
'prior' is the second definition.
(I've seen this before)
(Other definitions for previous that I've seen before include "Former, preceding" , "earlier convictions" , "Overhasty; existing earlier" , "Earlier, prior" , "Earlier, occasion say" .)