おく

interior, inner part

Also:living quarters (at the back of a house), recesses (of one's mind)

What does mean?

is a Japanese noun meaning interior, inner part in English. It can also be translated as living quarters (at the back of a house), recesses (of one's mind) depending on context. It is written as in kanji, おく in hiragana, and oku in romaji. This word is part of JLPT N3 vocabulary.