Browbeaten (5)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
cowed
'browbeaten' is the definition.
(synonyms)
This is all the clue.
(Other definitions for cowed that I've seen before include "Browbeaten" , "Intimidated, subdued" , "Overawed" , "Subdued, kept under" , "Subdued in bovine way?" .)