Un resistant refers to something that lacks the ability to resist or endure a certain force or pressure. Some synonyms of the word "un resistant" can include fragile, vulnerable, delicate, weak, or even powerless. These words describe something that can be easily broken or damaged by outside forces, making them unable to withstand adversity. Other alternatives can include defenseless, susceptible, or even nonresistant, which denote the inability to fight back or protect oneself from attack. Whatever the word choice, un resistant implies a state of vulnerability where something or someone is at risk of being harmed or damaged in some way.