Antonyms for "rides out" include phrases like "stays in," "remains indoors," or "avoids outdoor activities." These expressions imply that the subject is staying inside instead of partaking in any activities that involve riding or traveling outside. Other possible antonyms for "rides out" might include phrases like "sits still," "waits patiently," or "takes a break." These expressions suggest that the subject is not engaging in any kind of physical activity or movement, but is instead resting, waiting, or simply taking a moment to pause and relax.