intractable

/ɪnˈtræktəbəl/
adjective
  1. Very difficult to deal with, solve, or control.
    • Her intractable cough did not respond to any medicine the doctor prescribed.
    • The negotiations became intractable when neither side would compromise.
    • The country faces an intractable problem with poverty that has lasted for decades.
  2. Stubborn or unwilling to change one's opinion or behavior.
    • Even after hours of discussion, the committee remained intractable in their opposition to the new policy.
    • My grandfather is intractable about his morning routine; he never deviates from it.
    • The intractable child refused to put on his shoes no matter what his parents said.
What does "intractable" mean? | whatsthatwordmean | whatsthatwordmean