Uneasy is a feeling of discomfort, tension, or instability. The antonyms for uneasy would be words that represent the opposite feeling. Some words that may be used as antonyms for uneasy are comfortable, relaxed, calm, serene, peaceful, content, confident, and stable. Feeling at ease, composed, tranquil and assured would also be opposite feelings to uneasy. These antonyms for uneasy can help to paint a picture of the physical and emotional sensation that is the opposite of the uneasiness. Using these antonyms can help one to communicate their feelings and emotions more accurately, and create a better understanding of the situation at hand.