護謨[gomu] gum
愛護[aigo] protection
掩護部隊[engobutai] covering force
加護[kago] divine protection
過保護[kahogo] overprotective

介護[kaigo] nursing
戒護[kaigo] safe custody
環境保護論者[kankyouhogoronsha] environmentalist
看護[kango] nursing
看護学[kangogaku] nursing science

ミサイル防衛[misairubouei] missile defence
共同防衛[kyoudoubouei] joint defense
攻防[koubou] offense and defense
攻防戦[koubousen] battle
国防[kokubou] national defence

国防総省[kokubousoushou] National Military Establishment
国防長官[kokubouchoukan] Secretary of Defence (Defense)
国防費[kokubouhi] defence expenditure
砂防[sabou] erosion control
酸化防止剤[sankaboushizai] antioxidant