tough 9

adjectivedomain: all adj
Princeton WordNet [ver.3.1]
EnglishEnglish
Definition

making great mental demands; hard to comprehend or solve or believe

  • 1.a problematic situation at home
  • 2.a baffling problem
  • 3.I faced the knotty problem of what to have for breakfast
  • making great mental demands; hard to comprehend or solve or believe

  • making great mental demands; hard to comprehend or solve or believe

  • making great mental demands; hard to comprehend or solve or believe

  • making great mental demands; hard to comprehend or solve or believe

  • making great mental demands; hard to comprehend or solve or believe

FENG