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.)

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