Overrules

3 clues
Vetoes
Reverses
Disallows
Similar answers:
Abidebytherules
Abjectpovert
Aboverage
Abovereferenced
Abovereproach
Acesover
Acesovereights
Actinggovernor
Admiralrickover
Againsttherules
Ageofdiscovery
Agovernment
Aircover
Albumcover
Allover
Alloveragain
Alloverbuttheshouting
Allovercreation
Allovertan
Alloverthelot