Based on the clue 'a target witness is one the government calls befor...', what is the answer?

Based on the clue 'a tapering flag that ends in 2 points is named for...', what is the answer? Based on the clue 'a tapering stone pillar built as a monument', what is the answer? Based on the clue 'a tarboosh resembles this tall red brimless cap', what is the answer? Based on the clue 'a target ball called a pallino is thrown first in ...', what is the answer? Based on the clue 'a tarzan spoof this tree swinger had a pet elephan...', what is the answer? Based on the clue 'a tasca is a spanish pub serving a variety of thes...', what is the answer? Based on the clue 'a task or to show a movie on a screen', what is the answer? Based on the clue 'a task thats nearly impossible is compared to look...', what is the answer?