unwearying

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

showing sustained enthusiastic action with unflagging vitality
- an indefatigable advocate of equal rights
- a tireless worker
- unflagging pursuit of excellence
• Syn:
indefatigable, tireless, unflagging
• Similar to:
energetic
• Derivationally related forms:
tirelessness (for: tireless), indefatigableness (for: indefatigable), indefatigability (for: indefatigable)

• Từ đồng nghĩa / Synonyms:
  indefatigable, tireless, unflagging