High-hat and Nerdish

High-hat adjective - Being or characteristic of a person who has an offensive air of superiority and tends to ignore or disdain anyone regarded as inferior.

Nerdish and high-hat are semantically related. In some cases you can use "Nerdish" instead an adjective phrase "High-hat".

Nerdish adjective - Much given to learning and thinking.

High-hat and nerdish are semantically related. Sometimes you can use "High-hat" instead an adjective "Nerdish".