永劫[eigou] eternity
億劫[okkuu] troublesome
劫火[gouka] world-destroying conflagration
劫盗[goutou] highway robber
劫罰[goubatsu] eternal punishment

劫かす[obiyakasu] to intimidate
劫略[gouryaku] pillage
万劫[bangou] eternity
未来永劫[miraieigou] eternity

緩衝[kanshou] buffered
緩衝器[kanshouki] shock absorber
緩衝地帯[kanshouchitai] buffer zone
刺衝[shishou] stabbing
衝撃[shougeki] shock

衝撃波[shougekiha] shock wave
衝動[shoudou] impulse
衝動行為[shoudoukoui] shock action
衝動買い[shoudougai] impulsive buying
衝突[shoutotsu] collision