医学技術士[igakugijutsushi] medical technician
医学士[igakushi] Bachelor of Medicine
一言居士[ichigenkoji] person who is ready to comment on every subject
一士[isshi] private first-class (JSDF)
隠士[inshi] hermit

宇宙飛行士[uchuuhikoushi] astronaut
運転士[untenshi] driver
栄養士[eiyoushi] nutritionist
下士[kashi] noncommissioned officer
下士官[kashikan] non-commissioned officer

意気消沈[ikishouchin] depressed in spirits
雲散霧消[unsanmushou] vanishing like mist
つや消し[tsuyakeshi] frosted (glass)
解消[kaishou] cancellation
薫蒸消毒[kunjoushoudoku] fumigation

個人消費[kojinshouhi] consumer spending
姿を消す[sugatawokesu] to disappear
取消す[torikesu] to cancel
消える[kieru] to go out
消え果てる[kiehateru] to vanish completely

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