pĕtīlus, a, um, adj.,
thin , slender (anteclass.): petilum tenue et exile, Non. 149, 7 sq.; Lucil. and Plaut. ap. Non. 1. 1.: petilam suram, siccam et substrictam vulgo interpretantur: Scaevola ait, ungulam albam equi ita dici, Fest. p. 205 Müll.