Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ĕmax, ācis, adj. [emo; cf.: edax, bibax, etc.], eager to buy, fond of buying, Cato R. R. 2 fin.; * Cic. Par. 6, 3, 51; Nep. Att. 13, 1: domina, Ov. A. A. 1, 421.
Poet.: non tu prece poscis emaci, i. e. that vows a price for its fulfilment, Pers. 2, 3.