구九 nine 구십九十 ninety 구월九月 September 구구단九九段 multiplication table 구구단九九段 multiplication table 구공탄九孔炭 coal briquette 구관조九官鳥 mynah 구만리九萬里 boundless distance 구사일생九死一生 narrow escape 구중궁궐九重宮闕 Royal Palace 구천九泉 the other world 십중팔구十中八九 almost all; supermajority 구미호九尾狐 gumiho; fox with nine tails 구절판九折坂 gujeolpan; platter of nine delicacies