Erstwhile (3-4)
'erstwhile' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for past that I've seen before include "over and done with" , "Second visitor in 5 [A CHRISTMAS CAROL]" , "A person's earlier life history" , "Finished, gone" , "Beyond" .)
'erstwhile' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for former that I've seen before include "Erstwhile" , "long ago" , "First-mentioned" , "The first of two mentioned" , "One shaping" .)
'erstwhile' is the definition.
(synonyms)
This is all the clue.
(Other definitions for sometime that I've seen before include "Former; occasional (US)" , "On an undetermined date in the future" , "An indeterminate date in the future" , "ex?" , "One day" .)
(Other definitions for one-time that I've seen before include "Relating to a single occasion" , "Former" .)
'erstwhile' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for old that I've seen before include "At an early stage - at a late stage" , "Long-established" , "Stale" , "Getting on" , "Long in the tooth" .)