Sprack

Origin

From Old Norse sprækr 'lively', from Proto-Indo-European *sp(h)er(e)g- 'to strew, sprinkle'. More at spark.

Full definition of sprack

Adjective

1. (UK, dialectal) lively, full of energy
• 1916, J. H. Morgan, Leaves from a Field Note-Book Chapter , "Yes, that I be, and I 'ave a little boy, he be a sprack little chap."