Long __ (way back) (3)
I believe the answer is:
ago
(Other definitions for ago that I've seen before include "Back (in time)" , "Earlier, gone by" , "Previously" , "Gone, past, since" , "(Years) before the present time" .)
I believe the answer is:
ago
(Other definitions for ago that I've seen before include "Back (in time)" , "Earlier, gone by" , "Previously" , "Gone, past, since" , "(Years) before the present time" .)