Give right word formation for the following word

Give right word formation for the following word.
1. She is very ……………….. .(beauty)
2. Mai’s sister is a ………………… .(sing).
3. It is very ………........... in the city. (noise)
4. Her …………….. are small and white. (tooth)
5. There are two ……………… in his office. (secretary)
6. Do you know the …………….. of this book? (write)
7. This is my favorite chair. It’s so …………….. . (comfort)
8. My father often ………………. his work at 4.30. (finish)