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

ミサイル防衛[misairubouei] missile defence
衛視[eishi] guards at parliament
衛所[eisho] place guarded by soldiers
衛星[eisei] satellite
衛星地球局[eiseichikyuukyoku] (satellite) earth station

衛星放送[eiseihousou] satellite broadcasting
衛生[eisei] health
衛生基準[eiseikijun] health standards
衛兵[eihei] palace guard
共同防衛[kyoudoubouei] joint defense