Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
pauxillŭlus (pausill-), a, um, adj. dim. [pauxillus], very little, very small (anteand post-class.): in libello hoc obsignato ad te attuli pauxillulo, Plaut. Ps. 2, 4, 16: lembus, id. Merc. 1, 2, 81: pisces, id. Rud. 4, 3, 58: poculum, id. Stich. 1, 3, 115: fames, id. ib. 1, 3, 9: vis, id. Rud. 3, 4, 24 Fleck. (al. pauxillulum): admonitiones, Gell. N. A. praef. med.