防ぼう音おん装そう置ちMeaningsNoun1. soundproofing (device)Kanji used防prevent音sound装outfit置put downPitch accentぼうおんそうちComposed of防ぼう音おんsoundproofingNoun装そう置ちequipment; device; installation; apparatus; stage settingNounExamples1音おとは防ぼう音おん装そう置ちで十じゅう分ぶん小ちいさくなった。The noise was deadened by the insulation.