futile

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. producing no result or effect (Freq. 2)
- a futile effort
- the therapy was ineffectual
- an otiose undertaking
- an unavailing attempt
• Syn:
ineffectual, otiose, unavailing
• Similar to:
useless
• Derivationally related forms:
ineffectualness (for: ineffectual), ineffectuality (for: ineffectual), futility
2. unproductive of success (Freq. 2)
- a fruitless search
- futile years after her artistic peak
- a sleeveless errand
- a vain attempt
• Syn:
bootless, fruitless, sleeveless, vain
• Similar to:
unproductive
• Derivationally related forms:
fruitlessness (for: fruitless)

• Từ đồng nghĩa / Synonyms:
  bootless, fruitless, sleeveless, vain, ineffectual, otiose, unavailing