feckless

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. not fit to assume responsibility
• Similar to:
irresponsible
• Derivationally related forms:
fecklessness
2. generally incompetent and ineffectual
- feckless attempts to repair the plumbing
- inept handling of the account
• Syn:
inept
• Similar to:
incompetent
• Derivationally related forms:
ineptness (for: inept), fecklessness