ダムダム弾[damudamudan] dum-dum ammunition
弾機[hatsujou] spring (e.g. coil, leaf)
パイプ爆弾[paipubakudan] pipe bomb
プラスチック爆弾[purasuchikkubakudan] plastic explosive
曳火弾[eikadan] tracer bullet

曳光弾[eikoudan] tracer bullet
円弾[endan] round shot
煙弾[endan] smoke bomb
核弾頭[kakudantou] nuclear warhead
核爆弾[kakubakudan] nuclear weapon

夏至[geshi] summer solstice
夏至線[geshisen] Tropic of Cancer
夏至点[geshiten] summer solstitial point
至って[itatte] very much
至らない[itaranai] imperfect

至る[itaru] to arrive at (e.g. a decision)
至る処[itarutokoro] everywhere
至れりつくせり[itareritsukuseri] very polite
至急[shikyuu] urgent
至急便[shikyuubin] express mail

遠近[enkin] distance
遠近法[enkinhou] perspective
仮性近視[kaseikinshi] false shortsightedness
真近[majika] proximity
近い[chikai] near

近い内に[chikaiuchini] before long
近い将来[chikaishourai] near future
近く[chikaku] near
近付く[chikazuku] to approach
近縁[kinen] close relation (association)