Cushy is an adjective used to describe something that is easy, comfortable, and effortless. Synonyms for cushy include effortless, cozy, easy, comfortable, soft, and easygoing. Other related words include indulgent, relaxing, luxurious, and plush. These words are often used to describe a stress-free or relaxed environment, such as a cushy job or a cushy lifestyle. It is important to note that while these words are often used interchangeably, they may differ in degree and connotation. Therefore, it is recommended to choose the appropriate synonym based on the context.