直向[hitamuki] earnest
安直[anchoku] inexpensive
一直[icchoku] lining out to first base
一直線[icchokusen] straight line
鉛直[enchoku] perpendicular

下駄直し[getanaoshi] repairing clogs
開き直る[hirakinaoru] to become defiant
気を取り直す[kiwotorinaosu] to completely rethink
急転直下[kyuutenchokka] suddenly and precipitately
居直る[inaoru] to sit up properly straight

と言う訳だ[toiuwakeda] this is why
意訳[iyaku] free translation
英訳[eiyaku] English translation
音訳[onyaku] transliteration
改訳[kaiyaku] retranslation

完訳[kanyaku] complete translation
監訳[kanyaku] supervisor of translation
機械翻訳[kikaihonyaku] machine translation
旧訳[kyuuyaku] old translation
共訳[kyouyaku] team-translation (e.g. carried out by more than one person)