解疙瘩
jiě​gē​da

to untie a knot

jiě​gē​da to untie a knot
  1. 解 jiě verb
    to untie
    to untie; to undo; to loosen or open a knot, button, or bundle
  2. 疙瘩 gē​da
    lump
    A physical lump, ball, or knot; also used for small mounds or topographic knolls.

jiě​gē​da to clear up a misunderstanding
  1. 解 jiě verb
    to relieve
    to relieve; to dispel; to remove or dismiss a feeling, physical state, or obligation
  2. 疙瘩 gē​da
    problem
    A mental hang-up, preoccupation, or a difficult problem; can also refer to clunky, unpolished writing.