Journey to the west Go Back Activity views 3:14 Common nouns :- Many times a letter or group of letters is added before a word to make new words. Such type of letter or group of letters is called prefix. eg. Unforgettable, unknown, undress, etc.In these words ‘un’ is prefix.• In same way many times a letter or group of letters is added after a word to make new words. Such type of letters or group of letters is called suffix.For example:- useless, shameless, powerful, beautiful, meaningful, unbreakable, uncuttable, designer, writer, reader, etc. All these word have suffixes.• And the word to which prefix or suffix is added is called root or root word.So students do you understand what is root, word and what is a suffix and a prefix. Introduction and Explaination Story part 1 Story part 2 Explaination Activity Activity Language Study