B1
If someone or something interests you, you want to give them your attention and discover more about them.
Dictionary examples:
The idea of a chocolate-flavored toothpaste really interests my dentist. (0.0)
My grandfather's ability to speak backwards interests all his friends. (0.0)
My cat's new hobby of knitting socks really interests me. (0.0)
Sports have never really interested me. (16.6)