"Lay a finger on" is a common phrase that implies physical contact or harm. Its antonyms or opposites can suggest nonviolent actions, keeping hands off or passive behavior. A few antonyms for "lay a finger on" can include, but are not limited to, let alone, recessive, avoid, pacify, surrender, back off, refrain or neglect. These indicate a lack of action or resistance, making peace, or even avoiding the situation altogether. Using appropriate antonyms in communication can bring balance, clarity or humor to a statement, depending on the context and intent of the speaker. In some cases, antonyms can also be used to emphasize a point in a conversation or to make a powerful statement.