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

頻りに[shikirini] frequently
一頻り[hitoshikiri] for a while
高頻度[kouhindo] high frequency
吹き頻る[fukishikiru] to blow violently
低頻度[teihindo] low frequency

頻死[hinshi] dying
頻出[hinshutsu] common
頻度[hindo] frequency
頻発[hinpatsu] frequency
頻繁[hinpan] frequent