pán​gēn​cuò​jié

complicated and deeply rooted

  1. gnarled
    (of trees or wood) twisted; curved; gnarled; gnarled and old
  2. root (botany, family)
    the root of a plant; the part that grows underground to absorb nutrients; also refers to a child who carries on a family line
  3. cuò adjective
    to interlock
    to be interlocked; to alternate; to be complex or crisscrossed
  4. joint
    joint or node of a plant; joint in the body of a human or animal