\Peart\, a. [A variant of pert, a.]
Active; lively; brisk; smart; -- often applied to
convalescents; as, she is quite peart to-day. [O. Eng. &
Colloq. U. S.]
      There was a tricksy girl, I wot, albeit clad in gray,
      As peart as bird, as straight as bolt, as fresh as
      flowers in May.                          --Warner
                                               (1592).