Question

PREFIX SUFFIX WHAT DO THEY MEAN........!!!!!

Answer 1

some letters which are added before a word is prefix nd after a word is suffix.
eg-foresight[prefix]
      played[suffix]

Answer 2

Prefix are the words which are added to a begining of a word and suffix are the words which are added to a end of a word!!!

For Example:
1 "Unhappy" consists of the prefix "un-.
2. "Longer" consists of the suffix " er-