dǒu
steep
precipitous; abrubtly; suddenly; unexpectedly
陡坡
dǒu pō
steep slope; steep incline
陡削
dǒu xiāo
precipitous
陡壁
dǒu bì
steep cliff
陡峭
dǒu qiào
陡峻
dǒu jùn
陡崖
dǒu yá
陡度
dǒu dù
gradient
陡然
dǒu rán
suddenly
陡变
dǒu biàn
to change precipitously
陡跌
dǒu diē
precipitous drop (in price)