belonging to or associated with the person or people that the speaker is addressing

what is your name?

belonging to or associated with any person in general

the sight is enough to break your heart

used when addressing the holder of certain titles

Your Majesty

Your Excellency

a title or form of address given to certain high officials of state, especially ambassadors, or of the Roman Catholic Church

His Excellency the Indian Consul General

an outstanding feature or quality

the characteristic excellencies of Wordsworth's poetry are listed