Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
sarrītor (collat. form sartor), ōris, m. [sarrio].
‡ 1. sartor, ōris, m. [sarcio], a patcher, botcher, mender, Non. 7, 28: sartoris arte se pascere, Aug. Civ. Dei, 22, 8, n. 10.