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

鵜飼[ugai] cormorant fishing
牛飼い[ushikai] cattleman
子飼い[kogai] protege
飼い馴らす[kainarasu] to tame (e.g. animal)
飼う[kau] to keep (a pet or other animal)

飼育[shiiku] breeding
飼料[shiryou] fodder
羊飼い[hitsujikai] shepherd
飼犬[kaiinu] pet dog
飼主[kainushi] shepherd