lawyer / advocate (person who argues the case of another)

sweet

lady in a wealthy family with servants / Mrs., ma'am

definite nominative singular of Kosovë

I choose

Kosovo (partly-recognized country in Southeast Europe)

hydra, seven-headed serpent

city, particularly (politics, historical) as a former administrative level / citizenry, the people of a city

hymn

I bless / I wish well / I thank, express gratitude