筆陡 [笔－]

Jyutping bat1 dau2
Pinyin bǐ dǒu

Definitions (Wiktionary)
  1. adj
    steep; precipitous; sheer
    (syn.) 壁立, 巀嶭, 峭, 高峻, 崒, 陡峭, 陡, 险峻, 岢峻, 嶔崟, 崎, 巉峻, 陡直, 巉岩, 岢峨, 嵚崟, 險峻, 巉巉, 峻峭, 嶜崟