Epsom salts

magnesium sulphate, a bitter white powder used medically to empty the bowels 泻盐.

epilepsy, epileptic, epilogue, Epiphany, episcopal, episcopalian, episiotomy, episode, episodic, epistemology, epistle, epistolary, epitaph, epithet, epitome, epitomize, epitomize, epitomise, EPNS, epoch, epoch-making, equable, equably, equal, equality, equalization, equalisation, equalize, equalise, equally, equanimity, equate, equation, equator, equatorial, equerry, equestrian, equi-, equidistant, equilateral, equilibrium, equine, equinoctial,