引去る[hikisaru] to retreat
汚染除去[osenjokyo] decontamination
去なす[inasu] to parry
過ぎ去った可能性[sugisattakanousei] might-have-been
過去る[sugisaru] to pass

過去[kako] the past
過去形[kakokei] past tense
去る[saru] to leave
去月[kyogetsu] last month
去就[kyoshuu] committing one's self

に過ぎない[nisuginai] no more than
マルコフ過程[marukofukatei] Markov process
為過ぎる[shisugiru] to overdo
一過[ikka] passing away
一過性[ikkasei] transient (pain or fever)

過ぎ[sugi] past
過ぎる[sugiru] to pass through
過ぎ去った可能性[sugisattakanousei] might-have-been
過去る[sugisaru] to pass
過す[sugosu] to pass (time)