アナログデジタル変換器[anarogudejitaruhenkanki] analog-digital converter
圧搾器[assakuki] compression
圧力調整器[atsuryokuchouseiki] pressure regulator
安全器[anzenki] safety device
安定器[anteiki] stabilizer

医療器械[iryoukikai] medical appliances
育雛器[ikusuuki] breeder
化学兵器[kagakuheiki] chemical weapons
化学兵器禁止条約[kagakuheikikinshijouyaku] chemical weapons ban treaty
加減抵抗器[kagenteikouki] rheostat

下検査[shitakensa] preliminary inspection
家宅捜査[katakusousa] premises search
会計監査[kaikeikansa] (financial) audit
勘査[kansa] investigation
監査記録[kansakiroku] audit trail

監査証跡[kansashouseki] audit trail
監査役[kansayaku] auditor
検査[kensa] inspection (e.g. customs, factory)
原因調査[geninchousa] investigation (to determine the cause of something)
交通巡査[koutsuujunsa] traffic officer

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