splintered

/S P L IH1 N T ER0 D/
verb
  1. 1

    To come apart into long sharp fragments.

    โ€œThe tall tree splintered during the storm.โ€

  2. 2

    To cause to break apart into long sharp fragments.

    โ€œHis third kick splintered the door.โ€

  3. 3

    (of a group) To break, or cause to break, into factions.

    โ€œThe government splintered when the coalition members could not agree.โ€

  4. 4

    To fasten or confine with splinters, or splints, as a broken limb.

Source: https://en.wiktionary.org/wiki/splinter, https://en.wiktionary.org/wiki/splintered