gubernatorial
adjective
[ ˌɡ(j)uːbənəˈtɔːrɪəl ]
• relating to a governor, particularly that of a state in the US.
• "a gubernatorial election"
Origin:
mid 18th century: from Latin gubernator ‘governor’ (from gubernare ‘steer, govern’, from Greek kubernan ‘to steer’) + -ial.