御中[onaka] stomach
御話中[ohanashichuu] busy (phone)
アル中[aruchuu] alcoholism
π中間子[paichuukanshi] pi meson
暗中[anchuu] in the dark

暗中摸索[anchuumosaku] groping in the dark
意中[ichuu] one's mind
意中の女[ichuunoonna] sweetheart
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一日中[ichinichijuu] all day long

企て[kuwadate] plan
企てる[kuwadateru] to plan
企み[takurami] plan
企む[takuramu] to scheme
企劃[kikaku] planning

企画書[kikakusho] proposal (business)
企及[kikyuu] attempt
企業[kigyou] enterprise
企業プラン[kigyoupuran] corporate plan (business)
企業化[kigyouka] commercialization

堅魚[katsuo] skipjack tuna
堅い[katai] hard
堅果[kenka] nut
堅苦しい[katakurushii] formal
堅固[kengo] solid

堅持[kenji] holding on to
堅城[kenjou] strong fortress
堅陣[kenjin] stronghold
堅調[kenchou] bullish
堅忍[kennin] perseverance

パートタイム従業員[paatotaimujuugyouin] part time employee
フルタイム従業員[furutaimujuugyouin] full-time employee
偉業[igyou] great enterprise
遺業[igyou] work left at death
医業[igyou] medical practice

医薬分業[iyakubungyou] separation of medical and dispensary practice (practise)
印刷業[insatsugyou] printing business
因業[ingou] heartless
営業[eigyou] business
営業マン[eigyouman] salesman