Lewis Short
(adjective) : pĕtax, ācis, peto
* Catching at, striving after, greedy for any thing; with gen. (post-class.): ornatūs petax,Fulg. Myth. 2, 1: potentiae petax,id. ib. 2, 3.—Hence, adv. comp.: pĕtācĭus, more greedily, Avien. Progn. 432.
Charlton T. Lewis, Charles Short, A Latin Dictionary