Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
rŭdĭcŭla, ae, f. dim. [2. rudis], a wooden spoon, a spatula, Cato, R. R. 95, 1: rudiculā ligneā peragitare, Col. 12, 46, 3; Plin. 34, 18, 54, § 176.