die-hard

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

tradition-bound and obstinately opinionated
- an inflexible (or die-hard) conservative
- rock-ribbed republican
• Syn:
rock-ribbed
• Similar to:
inflexible

• Từ đồng nghĩa / Synonyms:
  die-hard(a), rock-ribbed