Nursing is a noble profession. In this sentence 'nursing' is used as a/an _

Mother loves me বাক্যে 'loves' হচ্ছে- Reading is an excellent habit. Here the underlined word is a- He raised his hand. Here raised is a--verb. I will not let you go.' In this sentence 'go' is a/an- 'The door opened automatically'. The verb is this sentence is- The word 'massacre' is- What is the verb form of the word 'ability'? 'A lost opportunity never returns.' Here 'lost' is a – The children who play near the garden water the saplings. Here 'water' is a- Reading is an excellent habit. Here, the underlined word is a –