Based on the clue '3 letter synonym for piggery a place where pigs ar...', what is the answer?

What is associated with: 3 letter sounding like 3 word name of an instant messaging program introduced in november 1996? Based on the clue '3 letter suffix meaning an incomplete resemblance ...', what is the answer? Based on the clue '3 letter suffix used to form chemical terms esp na...', what is the answer? Based on the clue '3 letter synonym for caviar', what is the answer? Based on the clue '3 letter term for 1 unit of goods sold at sothebys', what is the answer? Based on the clue '3 letter term for a good serve your opponent doesn...', what is the answer? Based on the clue '3 letter term for a little brown young member of u...', what is the answer? Based on the clue '3 letter term for a type of milk often banned', what is the answer?