Lengthy (4)
'lengthy' is the definition.
(synonyms)
This is all the clue.
(Other definitions for long that I've seen before include "Yearn (for)" , "hunger" , "die" , "Protracted" , "extended period" .)
'lengthy' is the definition.
(I know that lengthy can be written as extended)
This is the entire clue.
(Other definitions for extended that I've seen before include "Reached out for next deed" , "Widened" , "Lengthy" , "get out" , "Prolonged, lengthened" .)