に就て[nitsuite] concerning
に就き[nitsuki] because of
去就[kyoshuu] committing one's self
就いては[tsuiteha] in line with this
就きましては[tsukimashiteha] in line with this

就く[tsuku] to ascend (the throne)
就ける[tsukeru] to install (a king, emperor, etc.)
就学[shuugaku] entering school
就学義務[shuugakugimu] compulsory school attendance
就学児童[shuugakujidou] school child

屎尿[shinyou] excreta
鼻屎[hanakuso] nasal discharge
屎尿処理[shinyoushori] sewage disposal
目屎[mekuso] eye discharge or mucus

耳屎[mimikuso] earwax
鉄屎[kanakuso] slag
目糞鼻屎を笑う[mekusohanakusowowarau] the pot calling the kettle black (lit: for the sleep in one's eyes to laugh at the snot in one's nose)
歯屎[hakuso] (dental) plaque