The term wheelerdealer is often used to describe someone who is shrewd and skilled at business negotiations, but it can also be viewed as a negative trait. If you're looking for antonyms for this word, there are several words that come to mind. For example, someone who is straightforward, honest, and transparent in their dealings could be described as an upright, genuine, or authentic person. Alternatively, if you're looking for a more critical or negative antonym, you might describe someone who is indecisive, unassertive, or easily manipulated as a pushover or dupe. Ultimately, the right antonym for wheelerdealer will depend on the context in which it's being used.