What will come in the place of ‘?’ in the following

Select the most appropriate opposite of the Given word :

FORMER

Stop talking children,‛ said the teacher .

Handwriting that cannot be read

Select the most appropriate synonym of the given word.  

TIMID

Which of the phrases given below the sentence should replace the phrase in bold to make the sentences grammatically correct.

Choose the word opposite in meaning to the given word.

Expand

Select the correct conclusion based on the meaning of the bold word:

Statement: After his father's death, he became a prodigal of his fortune.

Heart : Cardiology :: Insects : ?

The situation in which everything is happening in a confused way -

This __________ is useless. You better throw it.