パイプ爆弾[paipubakudan] pipe bomb
プラスチック爆弾[purasuchikkubakudan] plastic explosive
宇宙大爆発[uchuudaibakuhatsu] Big Bang (theory)
核爆弾[kakubakudan] nuclear weapon
核爆発[kakubakuhatsu] nuclear explosion

起爆[kibaku] exploding
起爆装置[kibakusouchi] detonator
原子爆弾[genshibakudan] atomic bomb
原子爆発[genshibakuhatsu] atomic explosion
原水爆[gensuibaku] atom and hydrogen bomb

轟く[todoroku] to roar
轟然[gouzen] roaring
轟轟[todorotodoro] thunderous
轟沈[gouchin] sinking a ship instantly

轟音[gouon] thunderous roar
轟き[todoroki] roar
轟かす[todorokasu] to make a thundering sound
爆轟[bakugou] detonation