There are a variety of synonyms that can be used to replace the phrase "shy from." Some possible options include avoiding, evading, sidestepping, dodging, eluding, escaping, shirking, recoiling, hesitating, and balking. Each of these words can be used to convey the idea of staying away from something, whether out of fear, uncertainty, or apprehension. Whether you are trying to describe a person who is hesitant to engage with others, or a situation that seems overwhelming or intimidating, using one of these synonyms can help you convey your meaning more effectively. By choosing the right word, you can paint a more nuanced and vivid picture for your readers or listeners.