臼砲[kyuuhou] mortar
加農砲[kanouhou] cannon
火砲[kahou] artillery
巨砲[kyohou] huge gun
曲射砲[kyokushahou] howitzer

剣付き鉄砲[kentsukideppou] fixed bayonet
原子砲[genshihou] atomic cannon
午砲[gohou] noon gun
高射砲[koushahou] antiaircraft gun
号砲[gouhou] signal gun

貨物自動車[kamotsujidousha] truck
各自[kakuji] individual
観自在[kanjizai] Avalokitesvara (bodhisattva)
結社の自由[kesshanojiyuu] freedom of association
現金自動支払機[genkinjidoushiharaiki] cash dispenser

現金自動預け払い機[genkinjidouazukebaraiki] automatic teller machine
現金自動預金支払機[genkinjidouyokinshiharaiki] automatic teller machine
古自動車[furujidousha] used car
後追い自殺[atooijisatsu] following someone's example, and committing suicide
最小自乗法[saishoujijouhou] least-squares method

御馳走様でした[gochisousamadeshita] That was a delicious meal (said after meals)
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一走り[hitohashiri] spin
逸走[issou] escape
駅伝競走[ekidenkyousou] long-distance relay race

快走[kaisou] fast sailing (running)
滑走[kassou] glide
滑走路[kassouro] runway
完走[kansou] running the race
競走[kyousou] race