The antonyms for the word "being ease" can be categorized into different areas of discomfort, difficulty, and unease. Firstly, mental stress and tension can be regarded as antonyms for "being ease." Secondly, physical pain and discomfort or illness can act as antonyms for this term. Thirdly, anxiety, worry, and fear can be seen as antonyms for being at ease, as can frustration, anger, and irritability. Lastly, uncertainty, confusion, and disorientation can be seen as antonyms for being at ease. In conclusion, the antonyms for "being ease" suggest a state of discomfort, difficulty, and unease, including mental and physical stress, anxiety, illness, worry, frustration, and uncertainty.