1225-75; variant of parpen, parpend,Middle Englishperpein, parpein (late Middle Englishperpend- in compound) a stone dressed on more than one side < Old Frenchperpein, parpain, perhaps representing Medieval Latinparpanus < ?
verb (used with object)
verb (used without object)
to ponder; deliberate.
1520-30; < Latinperpendere to weigh carefully, ponder, equivalent to per-per- + pendere to weigh