problematic

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. making great mental demands;
hard to comprehend or solve or believe
- a baffling problem
- I faced the knotty problem of what to have for breakfast
- a problematic situation at home
• Syn:
baffling, elusive, knotty, problematical, tough
• Similar to:
difficult, hard
• Derivationally related forms:
toughness (for: tough), problem (for: problematical), problem, knottiness (for: knotty)
2. open to doubt or debate
- If you ever get married, which seems to be extremely problematic
• Syn:
debatable, problematical
• Similar to:
questionable
• Derivationally related forms:
problem (for: problematical)

• Từ đồng nghĩa / Synonyms:
  baffling, elusive, knotty, problematical, tough, debatable