PAROLE n.
Word of promise; word of honor; plighted faith; especially (Mil.), promise, upon one's faith and honor, to fulfill stated conditions, as not to bear arms against one's captors, to return to custody, or the like. This man had forfeited his military parole. Macaulay.
WILLOW n.
as an emblem of sorrow, desolation, or desertion. "A wreath of willow to show my forsaken plight." Sir W. Scott. Hence, a lover forsaken by, or having lost, the person beloved, is said to wear the willow. And I must wear the willow garland For him that's dead or false to me. Campbell.