奥
  奧
  word containing out-dated kanji
  おく
  noun (common) (futsuumeishi)
  interior
  inner part
  inside
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  億
  おく
  numeric
  10^8
  100,000,000
  hundred million
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  置く
  おく
  Godan verb with `ku' ending
  to put
  to place
  to leave (behind)
  word usually written using kana alone
  to do something in advance (usu. following te-form verb)
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  措く
  おく
  Godan verb with `ku' ending
  to give up
  to except
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