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.)

お風呂に入る[ofuronihairu] to take a bath
微風[bifuu] gentle breeze
トルコ風呂[torukoburo] Turkish bath
風太郎[puutarou] vagabond
悪風[akufuu] vice

威風[ifuu] majesty
異風[ifuu] unusual customs
遺風[ifuu] tradition
一風[ippuu] eccentric
一風変った[ippuukawatta] eccentric