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

に応じて[nioujite] depending on
ステップ応答[suteppuoutou] step response
一応[ichiou] once
陰性反応[inseihannou] negative reaction (in patient)
応える[kotaeru] to respond

応じて[oujite] in proportion to
応じる[oujiru] to respond
応援[ouen] aid
応援歌[ouenka] rooters' song
応援団[ouendan] cheering party