unstring

/ʌnˈstrɪŋ/
verb
  1. To remove the string or strings from something, such as a musical instrument, a necklace, or a bow.
    • The archer unstrung his bow after practice to preserve its shape.
    • She carefully unstrung the pearl necklace to clean each bead.
    • He had to unstring the guitar to replace the broken strings.
  2. To make someone emotionally or mentally unstable; to unnerve.
    • Losing the championship match did not unstring the young athlete.
    • The constant criticism began to unstring her confidence.
    • The shocking news seemed to unstring him completely.
Antonyms