Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† biblĭŏpōla (BYBLIOPOLA, Inscr. Orell. 4154), ae, m., = βιβλιοπώλης, a bookseller (post-Aug.), Plin. Ep. 1, 2 fin.; 9, 11, 2; Mart. 4, 72; Isid. Orig. 6, 14, 1 al.