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

パートタイム従業員[paatotaimujuugyouin] part time employee
フルタイム従業員[furutaimujuugyouin] full-time employee
偉業[igyou] great enterprise
遺業[igyou] work left at death
医業[igyou] medical practice

医薬分業[iyakubungyou] separation of medical and dispensary practice (practise)
印刷業[insatsugyou] printing business
因業[ingou] heartless
営業[eigyou] business
営業マン[eigyouman] salesman