It is tempting to confuse pop music with popular music. The New Grove Dictionary Of Music and Musicians, the musicologist's ultimate reference resource, identifies popular music as the music since industrialization in the 1800's that is most in line with the tastes and interests of the urban middle class.
The true opposite of prefix is no prefix. But, as a prefix means something added at the start of a word. the generally understood opposite is suffix-which is something added to the end of a word.hat is the opposite of the prefix pre? The prefix meaning the opposite of pre- (prior to, ahead of) is normally post- (after) which is also the opposite of ante- (before).
Adjectival Opposites. The opposite or the negative aspect of an adjective can be formed in a number of ways. One way, of course, is to find an adjective to mean the opposite  an antonym. The opposite of beautiful is ugly, the opposite of tall is short. A thesaurus can help you find an appropriate opposite. Another way to form the opposite of an adjective is with a number of prefixes.