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

お歯黒[ohaguro] tooth blackening
臼歯[kyuushi] molar
永久歯[eikyuushi] permanent tooth
奥歯[okuba] molars
下歯[shitaba] lower teeth

仮歯[kashi] false tooth
加工歯[kakoushi] dental bridge
義歯[gishi] artificial tooth
鋸歯[kyoshi] teeth of a saw
金歯[kinba] gold tooth

お生憎様[oainikusama] that's too bad (ironical)
御誕生日おめでとうございます[otanjoubiomedetougozaimasu] Happy Birthday
隣の芝生は青い[tonarinoshibafuhaaoi] the grass is always greener on the other side
生きがいい[ikigaii] fresh (e.g. fish)
コンピューター援用生産[konpyuutaaenyouseisan] computer-aided manufacture

委託生[itakusei] scholarship student sent by government office or business
生す[nasu] to build up
異常発生[ijouhassei] plague
医学生[igakusei] medical student
医学生物学[igakuseibutsugaku] medical biology

亜科[aka] subfamily
医科[ika] medical science
医科大学[ikadaigaku] medical school
家庭科[kateika] home economics
科名[kamei] family name

科する[kasuru] to inflict
科学[kagaku] science
科学院[kagakuin] science institute
科学技術[kagakugijutsu] science and technology

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