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

国粋[kokusui] national characteristics
国粋主義[kokusuishugi] nationalism
純粋[junsui] pure
純粋培養[junsuibaiyou] clean (pure) culture
粋人[suijin] man of the world

清粋[seisui] elegance
生粋[kissui] pure
精粋[seisui] purity
不粋[busui] no sense of refinement