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

遺骸[igai] remains
骸骨[gaikotsu] skeleton
形骸[keigai] ruin
残骸[zangai] ruins

亡骸[nakigara] remains
屍骸[shigai] body
形骸化[keigaika] becoming a mere shell or dead letter
聖骸布[seigaifu] holy shroud (i.e. the Shroud of Turin)