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

燕雀鴻鵠[enjakukoukoku] How can a small bird (a sparrow, a petty person) understand the aspirations of a great bird (a phoenix)
鴻基[kouki] foundation of a great project

鴻業[kougyou] glorious achievement