Fill in the blanks with the opposites of the words given in the brackets:
I am not an ..... of yours. (friend)
The old woman was too ..... to walk. (strong)
He is a very faithful ..... of mine. (master)
I have warned him for the ..... time. (first)
You should ........ these rules of grammar. (forget)
They are going to ...... him for his bravery. (punish)