Fed (1-3)
There are a few possibilities for this:
nourished
'fed' is the definition.
(thesaurus)
This is all the clue.
'fed' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for g-man that I've seen before include "Officer of the FBI in USA" , "FBI agent" .)
'fed' is the definition.
(nourishing is a kind of feeding)
This is the entire clue.
(Other definitions for nourished that I've seen before include "properly fed" , "Sustained" .)