極低温科学[kyokuteionkagaku] cryonics
高低[koutei] high and low
最低[saitei] least
最低血圧[saiteiketsuatsu] diastolic blood pressure
最低限[saiteigen] minimum

最低生活費[saiteiseikatsuhi] minimum cost of living
最低賃金[saiteichingin] minimum wage
最低賃金制[saiteichinginsei] minimum wage system
中低[nakabiku] hollow
超低価格[chouteikakaku] ultra-low cost

最も[mottomo] most
最愛[saiai] beloved
最悪[saiaku] the worst
最下位のビット[saikainobitto] least significant bit
最外[saigai] outer-most

最寄[moyori] nearest
最期[saigo] one's last moment
最強[saikyou] strongest
最近[saikin] most recent
最恵国待遇[saikeikokutaiguu] most favored nation

一般生活[ippanseikatsu] everyday life
隠退生活[intaiseikatsu] secluded life
火山活動[kazankatsudou] volcanic activity
快活[kaikatsu] cheerful
活火山[kakkazan] active volcano

活気[kakki] energy
活況[kakkyou] activity
活劇[katsugeki] action picture
活字[katsuji] printing type
活字体[katsujitai] printed form (of writing)

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

維持費[ijihi] maintenance costs
運動費[undouhi] campaign fund
加工費[kakouhi] processing cost
会費[kaihi] membership fee
学費[gakuhi] tuition

官費[kanpi] government expense
巨費[kyohi] great cost
共益費[kyouekihi] monthly fee for common areas of an apartment building (lighting, etc.)
教材費[kyouzaihi] teaching material fees
区費[kuhi] ward expenses