Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
scărīfātĭo (scărīphātĭo; later collat. form scărīfĭcātĭo, Veg. 4, 21, 1), ōnis, f. [scarifo], a scratching open; of the skin, a scarifying, Col. 6, 12, 1; 6, 17, 1; 6, 17, 4; Veg. 4, 21, 1.
Of the bark of a tree, Plin. 17, 27, 42, § 251.
Of the ground for planting, Plin. 18, 16, 39, § 140.