donnish (adjective)

1. The comedian's routine was donnish in nature, filled with obscure references that only a few people in the audience understood.

2. The donnish characters in the anime series were constantly discussing literature and philosophy, which appealed to a niche audience of intellectuals.

3. The donnish sermon delved into the minutiae of religious texts, analyzing every detail and losing the interest of the congregation.

4. The donnish science fiction novel focused on complex scientific theories and neglected to develop relatable characters or an engaging plot.