Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† prŏpōla (prōpōla, Lucil. v. infra), ae, m., = προπώλης, a forestaller, a retailer, huckster (class.): sicuti cum primus ficos propola recentes protulit, Lucil. ap. Non. 154, 27; Plaut. Aul. 3, 5, 38: panis et vinum a propolā, atque de cupā, Cic. Pis. 27, 67.
As adj., Inscr. Fabr. p. 731, n. 450.