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

横座標[ouzahyou] abscissa
音標文字[onpyoumoji] phonetic symbols
確率標本[kakuritsuhyouhon] random sample
極座標[kyokuzahyou] polar coordinates
元標[genpyou] zero milestone

座標系[zahyoukei] coordinate system
座標軸[zahyoujiku] coordinate axis
座標変換[zahyouhenkan] coordinate transformation
指標[shihyou] index