死顽固

死頑固
sǐwángù
  1. very stubborn
  2. very stubborn person
  3. die-hard

CEDICT

Entry Composition

1 死 sǐ
  1. to die
  2. impassable
  3. uncrossable
  4. inflexible
  5. rigid
  6. extremely
  7. damned
2 顽固 wángù stubborn; obstinate

Related entries

死忠 sǐzhōng die-hard (fan etc)
死守 sǐshǒu
  1. to defend one's property to the death
  2. to cling obstinately to old habits
  3. die-hard
其鄄城、東阿、范縣三處，賴荀彧、程昱二人設計相連，死守城郭。

At Juancheng, Dong'e, and Fan counties, thanks to the strategic planning of Xun Yu and Cheng Yu, the locations were connected, and the cities were defended to the death.

Source: Tatoeba

铁杆 tiěgǎn
  1. iron rod
  2. zealous
  3. die-hard