Based on the clue 'acronym thats the reverse of fifo', what is the answer?

Based on the clue 'acrobatic feat in which you propel yourself sidewa...', what is the answer? Based on the clue 'acrobatic phrase meaning hopelessly it describes s...', what is the answer? Based on the clue 'acromioclavicular joint separation the joint', what is the answer? Based on the clue 'acronym referring to opposition by people to a civ...', what is the answer? Based on the clue 'acronym used to refer to the treaty signed by brez...', what is the answer? Based on the clue 'acronymically kiss means keep it this way stupid', what is the answer? Which performer is associated with 'acrophobia'? Based on the clue 'across the andes or the dry atacama our ribbon o...', what is the answer?