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

諫める[isameru] to remonstrate
諷諫[fuukan] indirect remonstrance
諫止[kanshi] dissuasion
諫死[kanshi] preparing to die in an effort to dissuade one's lord

諫言[kangen] admonition
諫臣[kanshin] retainer who dares to dissuade his lord
直諫[chokkan] remonstration
諫め[isame] remonstrance