scatology

n [U] (derog 贬) excessive interest in excrement or obscenity 过分对粪便或淫秽言行感兴趣.

scarcely...but, scarcely...when, scarcity, scare, scarecrow, scared, scaremonger, scarf, scarify, scarlet, scarlet fever, scarlet runner, scarlet woman, scarp, scarper, scarred, scary, scat, scathing, scatological, scatter, scatter (also scattering), scatter-brain, scatter-brained, scattered, scattily, scattiness, scatty, scavenge, scavenger, SCE, scenario, scenarist, scene, scene-shifter, scenery, scenic, scenically, scent, scepter,