dou3
steep; precipitous; abrubtly; suddenly; unexpectedly

strokes 9
radical
strokes after radical 7
陡壁 陡壁 dou3 bi4
steep cliff; precipice; vertical slope

陡变 陡變 dou3 bian4
to change precipitously

陡跌 陡跌 dou3 die1
precipitous drop (in price)

陡度 陡度 dou3 du4
gradient

陡峻 陡峻 dou3 jun4
precipitous; high and steep

陡坡 陡坡 dou3 po1
steep incline; water chute; sluice

陡峭 陡峭 dou3 qiao4
precipitous

陡然 陡然 dou3 ran2
suddenly; unexpectedly; abruptly; precipitously; stumbling

陡削 陡削 dou3 xiao1
precipitous

陡崖 陡崖 dou3 ya2
steep cliff; precipice