Sport"ful (?), a.
1.
Full of sport; merry; frolicsome; full of jesting; indulging in mirth or play; playful; wanton; as, a sportful companion.
Down he alights among the sportful herd.
Milton.
2.
Done in jest, or for mere play; sportive.
They are no sportful productions of the soil.
Bentley.
-- Sport"ful*ly, adv. -- Sport"ful*ness, n.
© Webster 1913.