The phrase "has dealings with" implies a relationship or interaction with someone or something. The antonyms for this phrase could be "ignores," "avoids," "rejects," "refuses," "resists," "shuns," or "eschews." These words suggest a lack of connection, interest, or willingness to engage with a particular person or entity. Alternatively, antonyms could also include "collaborates with," "unites with," "embraces," "befriends," or "connects with." These words suggest a positive relationship, where people or entities work together towards a common goal. An important aspect of communication is understanding the nuances of words and phrases, including their antonyms, which can help us communicate more effectively.