What does the word patriarchal mean? what does the word empire mean? ?

Patriarchal - relating to or characteristic of a patriarch.

Empire - an extensive group of states or countries under a single supreme authority, formerly especially an emperor or empress.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.