悪態[akutai] abusive language
悪態をつく[akutaiwotsuku] to call a person names
価電子状態[kadenshijoutai] valence state
擬態語[gitaigo] mimetic word
旧態[kyuutai] old state of affairs

旧態依然[kyuutaiizen] remaining unchanged (from the old state of things)
業態[gyoutai] business conditions
形態[keitai] form
形態素[keitaiso] morpheme
経済状態[keizaijoutai] economic condition

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

一系[ikkei] single-family lineage
家系[kakei] family lineage
革新系[kakushinkei] liberal
共産系[kyousankei] communist controlled
銀行系カード[ginkoukeikaado] bank issued credit card

系図[keizu] family tree
系図学[keizugaku] genealogy (the study)
系統[keitou] system
系統樹[keitouju] genealogical tree