Strongly advise (4)
I believe the answer is:
urge
'strongly advise' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for urge that I've seen before include "Induce; yearning" , "Advise earnestly, prod" , "Yen" , "Try hard to persuade, advise earnestly" , "Press; drive" .)