The phrase "put through the wringer" refers to extreme stress, pressure, or difficulties that a person has to face. The opposite of this phrase is to have a stress-free, relaxed, and comfortable experience. Some antonyms that could be used for "put through the wringer" are 'pamper', 'spoil', 'coddle', 'relax', 'unwind', and 'indulge'. These antonyms are suitable for situations where a person is treated with care, love, and gentleness, instead of being put under intense pressure or scrutiny. They can also reflect positive experiences, such as enjoying time with loved ones or taking a break to focus on self-care.