姐来大姨妈比你红
[jiĕ lái dà yí mā bĭ nĭ hóng]
'Elder Sister getting periods makes her look redder than you'. Period, commonly known as '大姨妈 (great aunt)', implies a very personal comment on menstrual period leading to physiological facial changes such as redness more obvious than the addressee. Suggests confidence in oneself appearance during certain times. This name might be too intimate and less conventional choice for public presentation, depending greatly on cultural context.