Nearest (4)
'nearest' is the definition.
(synonyms)
This is all the clue.
(Other definitions for closest that I've seen before include "Nearest or most sultry" , "Most intimate" , "Most stuffy" , "Nearest or meanest" , "Superlatively dense" .)
'nearest' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for next that I've seen before include "shop" , "Neighbour lives in the house . . . . door" , "Nearest following" , "Proximate" , "First in line" .)