1. He is a perfect type of pedant.
2. He looked kind of nerdy.
3. I guess I’m old school.
4. At university he had a reputation as a swot.
5. Mr. Smith is of a scholarly turn of mind.
6. She was always a bookworm when she was a kid.
7. Their teacher was a bookish fellow.
8. He dismissed all scientists as a bunch of eggheads.