Select the most appropriate word which means the same as the group of words given.
A word formed from the initial letters of other words

Select the most appropriate word which means the same as the group of words given.
A government run by a king or a queen

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

ethnic cleansing

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Very rude or coarse; vulgar.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Causing a burning sensation like that of hot liquid on the skin

Choose the best given alternative of the underlined word The one who is rich possesses many superfluous things. 

Find out the word from the above text which means "huge and splendid'.

Find the correct one word for the phrase given below:
 'Converting waste into reusable material.'