When someone is "led by the nose," it means they're being easily manipulated or controlled. In looking for synonyms, some phrases that come to mind are "taken for a ride," "played like a fiddle," "duped," "hoodwinked," or "bamboozled." Alternatively, one might refer to being "guided blindly," "manipulated," "influenced," "coerced," or "bullied." Other idioms that share a similar meaning include "puppet on a string," "falling hook, line and sinker," or "drinking the Kool-Aid." It's important to be aware of these phrases and their implications, as they can help us recognize attempts to control or deceive us.