お大事に[odaijini] take care of yourself
事がある[kotogaaru] (something) has occurred
事にすると[kotonisuruto] perhaps
事になる[kotoninaru] it has been decided (so) that
事によって[kotoniyotte] via

どうという事もない[doutoiukotomonai] nothing special
悪事[akuji] evil deed
暗殺事件[ansatsujiken] assassination
囲み記事[kakomikiji] (newspaper) column
遺事[iji] reminiscences

以北[ihoku] north of
華北[kahoku] North China
極北[kyokuhoku] extreme north
真北[makita] due north
正北[seihoku] due north

西北[seihoku] north-west
西北西[seihokusei] west-northwest
東西南北[touzainanboku] east, west, south and north
東北[touhoku] north-east
東北人[touhokujin] Northeastener

アナログデジタル変換器[anarogudejitaruhenkanki] analog-digital converter
パリティ変換[paritihenkan] parity transformation (physics)
異変[ihen] unusual phenomenon
移り変り[utsurikawari] change (e.g. season)
一定不変[itteifuhen] invariable

一風変った[ippuukawatta] eccentric
一変[ippen] complete change
黄変米[ouhenmai] spoiled rice
化学変化[kagakuhenka] chemical change
かな漢字変換[kanakanjihenkan] kana-kanji conversion (on a computer, etc.)

血清[kessei] serum
粛清[shukusei] (political) purge
真清水[mashimizu] pure water
清ます[sumasu] to clear
清む[sumu] to clear (e.g. weather)

清い[kiyoi] clear
清まる[kiyomaru] to be purified
清め[kiyome] purification
清める[kiyomeru] to purify
清らか[kiyoraka] clean