TASK DEFINITION: You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
PROBLEM: Category: NAME THAT WESTERN 
Clue: 1992: "I'm here to kill you, Little Bill, for what you did to Ned"

SOLUTION: unforgiven

PROBLEM: Category: __E__E__E 
Clue: A form of address for some royalty, it means calm & unruffled

SOLUTION: serene

PROBLEM: Category: OUR AVIAN FRIENDS 
Clue: Only the extinct 10-foot-tall moas of New Zealand were taller than this 8-foot African bird

SOLUTION:
ostrich