bookworm bookworm /ˈbʊˌkwɝːm/

noun

1. Someone who spends a great deal of time reading  ( bookworm )
   someone who spends a great deal of time reading
    She's such a bookworm that she finishes a novel every week.
   She's such a bookworm that she finishes a novel every week.
   
   
2. A person who pays more attention to formal rules and book learning than they merit  ( bookworm , pedant , scholastic )
   a person who pays more attention to formal rules and book learning than they merit