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

詰まらない[tsumaranai] dull
右詰め[migizume] right justification
押し詰る[oshitsumaru] to approach the year end
押詰める[oshitsumeru] to pack (in box)
荷物を詰める[nimotsuwotsumeru] to pack one's things

罐詰[kanzume] packing (in cans)
気詰り[kizumari] constrained
詰まらせる[tsumaraseru] to make shorter
詰まる[tsumaru] to be packed (with)
詰む[tsumu] to become fine