fruitless

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

unproductive of success (Freq. 2)
- a fruitless search
- futile years after her artistic peak
- a sleeveless errand
- a vain attempt
• Syn:
bootless, futile, sleeveless, vain
• Similar to:
unproductive
• Derivationally related forms:
fruitlessness

• Từ đồng nghĩa / Synonyms:
  bootless, futile, sleeveless, vain