The word "unbothered" can be used to describe someone who is not affected or concerned by something. Antonyms for this word could include "worried," "anxious," "troubled," "perturbed," or "disturbed." These words suggest a state of emotional unrest or unease, indicating that something is troubling the person. In contrast, antonyms for "unbothered" might also be "attentive," "alert," "concerned," or "vigilant," suggesting a heightened awareness and readiness to respond to any potential issues or problems. By understanding the antonyms for "unbothered," we can better articulate and recognize different states of emotional and mental well-being.