Domineer (7)
'domineer' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for henpeck that I've seen before include "Nag a husband" , "Nag as domestic fowl might" , "(Of a woman) continually criticise (a husband)" , "Harass (husband)" , "Browbeat" .)
(Other definitions for ride roughshod that I've seen before include "Horse did racing across uncut grass" , "Behave arrogantly" , "ignore sensitivities - with 16d,27d" , "Proceed without regard to others" .)