What does Lexicology, a brunch of linguistics study?

There are words which are avoided because they ....

1. 
   are considered too simple.
   
2. 
   are considered delicate.
   
3. 
   are considered rude and impolite.
   
4. 
   are considered ridiculous.
   
5. 
   are considered funny and foolish.
   

17. 
    How do w e call the process of development of a new⁷ meaning?
    

1. 
   We term it "similarity¹'.
   
2. 
   We term it '’transference".
   
3. 
   We temi it "semantic process".
   
4. 
   We terni it "association".
   
5. 
   We tenn it "slang".
   

17. 
    Contr acted words are produced in two different ways: the first is to make a new word from a syllable of the original word. W hat is the second?
    

1. 
   to make a new word from the root of the original word.
   
2. 
   to make a new word from the last letters of a word-group.
   
3. 
   to make a new word from the stem of the word.
   
4. 
   to make a new word from the initial letters of a word group.
   
5. 
   to make a new word from the affixes of the original words.
   

17. 
    What do we understand by etymological doublets?
    

1. 
   Doublets ar e die words with the same source but different in phonemic shape.
   
2. 
   These are words which have the same meaning but differ in phonemic shape
   
3. 
   These are words winch originated from the same source, but differ in phonemic shape and in meaning.
   
4. 
   Such words which are the same in phonemic shape but differ in meaning.
   
5. 
   Doublets are words which have the same phonemic shape and meaning.
   

17.