condescending
/ˈkɔn.dɪ.sɛnd.ɪŋ/verb
To lower yourself from a higher position or status and agree to do something you consider beneath you.
Example sentence
- “Condescending to answer the beginners' questions, the professor stayed an extra hour.”
Far more familiar as an adjective describing someone who talks down to people: a condescending tone or smile.