Matching Pairs PrefixesOnline version review by carolina peiró 1 a, an 2 dis, in, mis, non, un 3 post 4 pre 5 re 6 super 7 ex 8 sub 9 anti 10 multi 11 co makes the opposite many without, lack of, not above, or more than after out of, or from before again under with, together against